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CCDB → Angiosperms → Compositae → Achillea → Achillea millefolium

554 chromosome counts in Achillea millefolium:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
!		Achillea borealis Bong.	Achillea millefolium L.	18, 27(1, 1)		Asteracea	Tyrl 1975 Brittonia
		Achillea borealis Bong.	Achillea millefolium L.		54	IPCN online	Love, A. & D. Love. 1982. In: IOPB chromosome number reports LXXVI. Taxon 31: 583–587.
		Achillea borealis Bong.	Achillea millefolium L.		54	IPCN online	Dabrowska, J. 1992. Chromosome number and DNA content in taxa of Achillea L. in relation to the distribution of the genus. Prace Bot. Univ. Wroclawsk. 49: 1–83.
!		Achillea borealis Bong.	Achillea millefolium L.		54	Fedorov, 1974	Clausen J. et al. 1939, 1940b, 1942
!		Achillea borealis Bong.	Achillea millefolium L.		54	Fedorov, 1974	Ehrendorfer 195<!, 1959b
!		Achillea borealis Bong.	Achillea millefolium L.		54	Fedorov, 1974	Mulligan, Bassett 1959
!		Achillea borealis Bong.	Achillea millefolium L.		54	Fedorov, 1974	Love A., LOve D.
!		Achillea borealis Bong.	Achillea millefolium L.		54	Fedorov, 1974	C. n. I. 1964)
!		Achillea borealis Bong.	Achillea millefolium L.		54	Fedorov, 1974	Love A., Ritchie 1961i
!		Achillea borealis Bong.	Achillea millefolium L.		54, 72	Fedorov, 1974	Lawrence 1947
!		Achillea borealis Bong.	Achillea millefolium L.		54	Darlington, 1955
!		Achillea borealis Bong.	Achillea millefolium L.		54	C-values database	Dabrowska J. 1992. Chromosome number and DNA content in taxa of Achillea L. in relation to the distribution of the genus. Prace Botaniczne 49: 1-84.
!		Achillea borealis Bong.	Achillea millefolium L.	27		Cave1959	Ehrendorfer 1959b
!		Achillea borealis subsp. arenicola (A. Heller) D. D. Keck	Achillea millefolium L.	27II(1)		Asteracea	Keil & P. 1976 Amer. J. Bot.
!		Achillea borealis subsp. arenicola (A. Heller) D. D. Keck	Achillea millefolium L.	27		IPCN online	Keil, D. J. & D. J. Pinkava. 1976. Chromosome counts and taxonomic notes for Compositae from the United States and Mexico. Amer. J. Bot. 63: 1393–1403.
		Achillea borealis subsp. borealis	Achillea millefolium L.	27(1)		Asteracea	Ehrendorfer 1952 Carnegie Inst. Wash. Yearb.
!		Achillea borealis subsp. californica (Pollard) D. D. Keck	Achillea millefolium L.	27II(1)		Asteracea	Keil & P. 1976 Amer. J. Bot.
!		Achillea borealis subsp. californica (Pollard) D. D. Keck	Achillea millefolium L.	27		IPCN online	Keil, D. J. & D. J. Pinkava. 1976. Chromosome counts and taxonomic notes for Compositae from the United States and Mexico. Amer. J. Bot. 63: 1393–1403.
		Achillea ceretanica Sennen	Achillea millefolium L.		36(2)	Asteracea	Vetter et al.1996b Caryologia
		Achillea ceretanica Sennen	Achillea millefolium L.		36	IPCN online	Vetter, S. 1995. Kreuzungsexperimente mit tetraploiden Sippen der Achillea millefolium--Gruppe (Asteraceae): Sesquiterpene und morphologische Merkmale hybridogener F1 Populationen im vergleich. Linzer Biol. Beitr. 27: 1161–1211.
		Achillea ceretanica Sennen	Achillea millefolium L.		36	IPCN online	Vetter, S., M. Lambrou, C. Franz & F. Ehrendorfer. 1996. Cytogenetics of experimental hybrids within the Achillea millefolium polyploid complex (yarrow). Caryologia 49: 1–12.
!		Achillea compacta Lam.	Achillea millefolium L.		18	C-values database	Dabrowska J. 1992. Chromosome number and DNA content in taxa of Achillea L. in relation to the distribution of the genus. Prace Botaniczne 49: 1-84.
		Achillea cuspidata Wall.	Achillea millefolium L.		2x(1)	Asteracea	Guo, Y.-P. et al 2012 BMC Evol. Biol.
		Achillea gigantea Pollard	Achillea millefolium L.		54(1)	Asteracea	Ehrendorfer 1952 Carnegie Inst. Wash. Yearb.
		Achillea gigantea Pollard	Achillea millefolium L.		54	Fedorov, 1974	Ehrendorfer 1952
		Achillea lanulosa Nutt.	Achillea millefolium L.		36	IPCN online	Love, A. & D. Love. 1982. In: IOPB chromosome number reports LXXVI. Taxon 31: 583–587.
		Achillea lanulosa Nutt.	Achillea millefolium L.	27		IPCN online	Chuang, F. M. 1984. In L.R. Heckard & J.C. Hickman, The phytogeographical significance of Snow Mountain, north coast ranges, California. Madroño 31: 30–47.
		Achillea lanulosa Nutt.	Achillea millefolium L.	18		IPCN online	Mulligan, G. A. 1984. Chromosome numbers of some plants native and naturalized in Canada. Naturaliste Canad. 111: 447–449.
		Achillea lanulosa Nutt.	Achillea millefolium L.		36	IPCN online	Dabrowska, J. 1992. Chromosome number and DNA content in taxa of Achillea L. in relation to the distribution of the genus. Prace Bot. Univ. Wroclawsk. 49: 1–83.
		Achillea lanulosa Nutt.	Achillea millefolium L.	18		IPCN online	Ward, D. E. 1981. In Chromosome number reports LXXIII. Taxon 30: 844–845.
		Achillea lanulosa Nutt.	Achillea millefolium L.	18	36	IPCN online	Love, A. & D. Love. 1980b. In Chromosome number reports LXIX. Taxon 29: 707–709.
		Achillea lanulosa Nutt.	Achillea millefolium L.	18		IPCN online	Keil, D. J. & D. J. Pinkava. 1976. Chromosome counts and taxonomic notes for Compositae from the United States and Mexico. Amer. J. Bot. 63: 1393–1403.
		Achillea lanulosa Nutt.	Achillea millefolium L.	36I		IPCN online	Keil, D. J. & T. F. Stuessy. 1977. Chromosome counts of Compositae from Mexico and the United States. Amer. J. Bot. 64: 791–798.
		Achillea lanulosa Nutt.	Achillea millefolium L.	18		IPCN73-74	MULLIGAN, G.A., & W.J. CODY. 197 3. In IOPB chromosome number reports! XL. Taxon 22: 258-291.
		Achillea lanulosa Nutt.	Achillea millefolium L.		36	IPCN73-74	PACKER, J. G., & G.D. MCPHERSON. 1974. Chromosome numbers in some vascular plants from northern Alaska. Canad. J. Bot. 52: 1095-1099.
		Achillea lanulosa Nutt.	Achillea millefolium L.	18		IPCN73-74	POWELL, A.M., D.W. KYHOS, & P.H. RAVEN. 1974. Chromosome numbers in Compositae. X. Amer. J. Bot. 61: 909-913.
		Achillea lanulosa Nutt.	Achillea millefolium L.		36	Fedorov, 1974	Clausen J. et al. 1939, 1940c, 1942
		Achillea lanulosa Nutt.	Achillea millefolium L.		36	Fedorov, 1974	Lawrence 1947
		Achillea lanulosa Nutt.	Achillea millefolium L.		36	Fedorov, 1974	Love A. 1954b
		Achillea lanulosa Nutt.	Achillea millefolium L.		36	Fedorov, 1974	Ehrendorfer 1952, 1959b
		Achillea lanulosa Nutt.	Achillea millefolium L.		36	Fedorov, 1974	Ehrle 1958
		Achillea lanulosa Nutt.	Achillea millefolium L.		36	Fedorov, 1974	Mulligan, Bassett 1959
		Achillea lanulosa Nutt.	Achillea millefolium L.		36	Fedorov, 1974	Turner, Beaman, Rock 1961 pu
		Achillea lanulosa Nutt.	Achillea millefolium L.		36	Fedorov, 1974	Love A., LOve D.
		Achillea lanulosa Nutt.	Achillea millefolium L.		36	Fedorov, 1974	C. n. I. 1964), 1966
		Achillea lanulosa Nutt.	Achillea millefolium L.		36	Fedorov, 1974	Raven 1963b
!		Achillea lanulosa Nutt.	Achillea millefolium L.		36	Darlington, 1955	Lawrence 1947
!		Achillea lanulosa Nutt.	Achillea millefolium L.		36	C-values database	Dabrowska J. 1992. Chromosome number and DNA content in taxa of Achillea L. in relation to the distribution of the genus. Prace Botaniczne 49: 1-84.
!		Achillea lanulosa Nutt.	Achillea millefolium L.		36	Cave1958	Ehrle 1958
!		Achillea lanulosa Nutt.	Achillea millefolium L.	18		Cave1959	Ehrendorfer 1959b
		Achillea lanulosa Nutt.	Achillea millefolium L.		36	Cave1959	Mull. & Bass, 1959
		Achillea lanulosa Nutt.	Achillea millefolium L.	18		Cave1963	De.Jong & Long. 1963; Raven 1963b
!		Achillea lanulosa subsp. alpicola (Rydb.) D. D. Keck	Achillea millefolium L.		4x(1, 1)	Asteracea	Guo, Y.-P. et al. 2004 Taxon
!		Achillea lanulosa subsp. megacephala (Raup) Argus	Achillea millefolium L.		36	IPCN67-71	SUDA, Y. 1969. In IOPB chromosome number reports xx. Taxon 18: 213-221:-
!		Achillea millefolium	Achillea millefolium L.	9	18	IPCN65	Mehra et al. 1965
		Achillea millefolium L.	Achillea millefolium L.		54	CHROBASE	MARCHI P., CAPINERI R., D'AMATO G. - 1974. Numeri cromosomici per la flora italiana:182-189.. Inform. Bot. Ital. , 6(3): 303-312.
!		Achillea millefolium L.	Achillea millefolium L.		27	CHROBASE	MAFFEI M., DEIRINI L., CODIGNOLA A. - 1987 (1986). Numeri cromosomici per la flora italiana: 1064-1069.. Inform. Bot. Ital. , 18(1-2-3): 153-158.
		Achillea millefolium L.	Achillea millefolium L.		54	Slovakia Database	Háberová I., 1963: Problémy stanovenia polyploidného komplexu Achillea millefolium L. s. l. na Východoslovenskej nížine. - Acta Fac. Rerum Nat. Univ. Comen., Bot. 10: 321-350.
		Achillea millefolium L.	Achillea millefolium L.		/54/	Slovakia Database	Háberová I., 1963: Problémy stanovenia polyploidného komplexu Achillea millefolium L. s. l. na Východoslovenskej nížine. - Acta Fac. Rerum Nat. Univ. Comen., Bot. 10: 321-350.
		Achillea millefolium L.	Achillea millefolium L.		54	Slovakia Database	Danihelka J. & Rotreklová O., 2001: Chromosome numbers within the Achillea millefolium and the A. distans groups in the Czech Republic and Slovakia. - Folia Geobotanica 36/2: 163-191.
		Achillea millefolium L.	Achillea millefolium L.		81+-5	Slovakia Database	Murín A., 1997: Karyotaxonomy of some medicinal and aromatic plants. - Thaiszia - J. Bot., Košice 7: 75-88.
		Achillea millefolium L.	Achillea millefolium L.	9		IAPT/IOPB	IAPT/IOPB Chromosome Data 12
		Achillea millefolium L.	Achillea millefolium L.		18	IAPT/IOPB	IAPT/IOPB Chromosome Data 13
!		Achillea millefolium L.	Achillea millefolium L.		54	British Isles cytology	Hollingsworth, P.M., Gornall, R.J., Bailey, J.P. Watsonia 19: 134-137 (1992)
!		Achillea millefolium L.	Achillea millefolium L.		54	British Isles cytology	Briggs, D. (1964)
!		Achillea millefolium L.	Achillea millefolium L.		54	British Isles cytology	Morton, J.K. Watsonia 11: 211-223 (1977)
!		Achillea millefolium L.	Achillea millefolium L.		54	flora of NW Europe	http://wbd.etibioinformatics.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=4053
		Achillea millefolium L.	Achillea millefolium L.		54	Poland Database	D?browska J. 1971. Korelacja mi?dzy liczb? chloroplastw w komrkach szparkowych a poziomem poliploidalno?ci czternastu taksonw Achillea L. Herba Pol. 17, 200-208.
		Achillea millefolium L.	Achillea millefolium L.		54	Poland Database	Mizianty M. and Frey L. 1973. Chromosome number of some vascular plants in the Western Bieszczady Mts (south-eastern Poland). Fragm. Flor. Geobot. 19, 265-270.
		Achillea millefolium L.	Achillea millefolium L.		45	Poland Database	O?wiecimska M. and Gaw?owska M. 1967. Pomocnicze metody oznaczania taksonw zbiorowego gatunku Achillea millefolium L. s.l. Cz. I. Korelacja mi?dzy ploidalno?ci?, wielko?ci? ziarn py?ku i chemizmem ro?liny. Herba Pol. 13, 3-11.
		Achillea millefolium L.	Achillea millefolium L.		54	Poland Database	O?wiecimska M. and Gaw?owska M. 1967. Pomocnicze metody oznaczania taksonw zbiorowego gatunku Achillea millefolium L. s.l. Cz. I. Korelacja mi?dzy ploidalno?ci?, wielko?ci? ziarn py?ku i chemizmem ro?liny. Herba Pol. 13, 3-11.
		Achillea millefolium L.	Achillea millefolium L.		54	Poland Database	O?wiecimska M. 1966. Zmienno?? zawarto?ci olejku lotnego i azulenw w zielu krwawnika. Cz. V. Korelacja mi?dzy ploidalno?ci? i obecno?ci? prochamazulenu. Diss. Pharmaceut. et Pharmacol. 18, 199-209.
		Achillea millefolium L.	Achillea millefolium L.		63	Poland Database	O?wiecimska M. and Gaw?owska M. 1967. Pomocnicze metody oznaczania taksonw zbiorowego gatunku Achillea millefolium L. s.l. Cz. I. Korelacja mi?dzy ploidalno?ci?, wielko?ci? ziarn py?ku i chemizmem ro?liny. Herba Pol. 13, 3-11.
		Achillea millefolium L.	Achillea millefolium L.		54	Poland Database	O?wiecimska M. and Gaw?owska M. 1967. Pomocnicze metody oznaczania taksonw zbiorowego gatunku Achillea millefolium L. s.l. Cz. I. Korelacja mi?dzy ploidalno?ci?, wielko?ci? ziarn py?ku i chemizmem ro?liny. Herba Pol. 13, 3-11.
		Achillea millefolium L.	Achillea millefolium L.		54	Poland Database	D?browska J. 1977. Obserwacje kariologiczne szesnastu taksonw Achillea L. wyst?puj?cych w Polsce i na obszarach s?siednich. Herba Pol. 23, 225-233.
!		Achillea millefolium L.	Achillea millefolium L.		54	Poland Database	O?wiecimska M. 1966. Zmienno?? zawarto?ci olejku lotnego i azulenw w zielu krwawnika. Cz. V. Korelacja mi?dzy ploidalno?ci? i obecno?ci? prochamazulenu. Diss. Pharmaceut. et Pharmacol. 18, 199-209.
!		Achillea millefolium L.	Achillea millefolium L.		54	Poland Database	O?wiecimska M. 1966. Zmienno?? zawarto?ci olejku lotnego i azulenw w zielu krwawnika. Cz. V. Korelacja mi?dzy ploidalno?ci? i obecno?ci? prochamazulenu. Diss. Pharmaceut. et Pharmacol. 18, 199-209.
!		Achillea millefolium L.	Achillea millefolium L.		54	Poland Database	D?browska J. 1977. Obserwacje kariologiczne szesnastu taksonw Achillea L. wyst?puj?cych w Polsce i na obszarach s?siednich. Herba Pol. 23, 225-233.
!		Achillea millefolium L.	Achillea millefolium L.		54	Poland Database	D?browska J. 1977. Obserwacje kariologiczne szesnastu taksonw Achillea L. wyst?puj?cych w Polsce i na obszarach s?siednich. Herba Pol. 23, 225-233.
!		Achillea millefolium L.	Achillea millefolium L.		36(1)	Asteracea	Hedberg 1967 Arkiv Bot.
!		Achillea millefolium L.	Achillea millefolium L.	30-33()		Asteracea	Rehberger 2000 Verlag des Naturhistorischen Museums Wien, Vienna
!		Achillea millefolium L.	Achillea millefolium L.	18(1)		Asteracea	Rehberger 2000 Verlag des Naturhistorischen Museums Wien, Vienna
!		Achillea millefolium L.	Achillea millefolium L.		63(1)	Asteracea	Lippert ＆ H. 1988 Ber. Bayer. Bot. Ges.
		Achillea millefolium L.	Achillea millefolium L.		45(1)	Asteracea	Maffei et al. 1986 Inform. Bot. Ital.
		Achillea millefolium L.	Achillea millefolium L.	18(1)		Asteracea	Van Faasen & N. 1976 Taxon
		Achillea millefolium L.	Achillea millefolium L.		4x(10)	Asteracea	Guo, Y.-P. et al. 2005 New Phytologist
		Achillea millefolium L.	Achillea millefolium L.		36(1)	Asteracea	Suda 1969 Taxon
!		Achillea millefolium L.	Achillea millefolium L.		36, 54(1, 1)	Asteracea	Saukel ＆ L.1992 Phyton (Horn, Austria)
		Achillea millefolium L.	Achillea millefolium L.	18(1)		Asteracea	Ward 1981 Taxon
!		Achillea millefolium L.	Achillea millefolium L.		45(1)	Asteracea	Danihelka ＆ R. 2001a Preslia
!		Achillea millefolium L.	Achillea millefolium L.		36, 54, 72	IPCN65	Briggs et al. 1965
!		Achillea millefolium L.	Achillea millefolium L.	28		IPCN65	Laane 1965
		Achillea millefolium L.	Achillea millefolium L.		36, 54	IPCN online	Dmitrieva, S. A. & V. I. Parfenov. 1985. Kariologicheskaja kharakteristika nekotorykh vidov poleznykh rastenij flory Belorussii. Izv. Akad. Nauk Belorussk. SSR, Ser. Biol. Nauk 6: 3–8.
		Achillea millefolium L.	Achillea millefolium L.		36, 54	IPCN online	Parfenov, V. I. & S. A. Dmitrieva. 1985. Kariologicheskaja differenciacija u vidov flory Belorussii i ee rol, v formoobrazovanii. Dokl. Akad. Nauk Byelorussk. SSR. (Minsk). 29(6): 544–557.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN online	Arohonka, T. 1982. Chromosome counts of vascular plants of the island Seili in Nauvo, southwestern Finland. Turun Yliopiston Julkaisuja, Sar. A 2, Biol.-Geogr. 3: 1–12.
		Achillea millefolium L.	Achillea millefolium L.		36	IPCN online	Mededovi;aac, S. 1984. Citogenetic variability and possible directions of kariotype evolution in the genus Achillea on the Dinarids. God. Biol. Inst. Univ. Sarajevo. 37: 61–78.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN online	Kuzmanov, B. A., S. B. Georgieva & V. A. Nikolova. 1986. Chromosome numbers of Bulgarian flowering plants. I. Fam. Asteraceae. Fitologija 31: 71–74.
		Achillea millefolium L.	Achillea millefolium L.		72	IPCN online	Magulaev, A. Y. 1982. The number of chromosomes of the species of Asteraceae, Caryophyllaceae and Plantaginaceae of the North Caucasus. Biol. Nauki (Moscow) 11 (227): 74–79.
		Achillea millefolium L.	Achillea millefolium L.		27	IPCN online	Maffei, M., L. Deirino & A. Codignola. 1986. Numeri cromosomici per la flora Italiana: 1064--1069. Inform. Bot. Ital. 18: 153–158.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN online	Pashuk, K. T. 1987. Chromosome numbers in species of subalpine belt of Chernogora (Ukrainian Carpatians). Bot. Zhurn. 72: 1069–1074.
		Achillea millefolium L.	Achillea millefolium L.		36	IPCN online	Dmitrieva, S. A. 1987. Kariologicheskaja kharakteristika nekotorykh predstaviteley sem. slozhnocvetnykh (Asteraceae Dumort.) flory Belorussii. Botanika (Minsk) 28: 23–33.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN online	Mizianty, M. & L. Frey. 1973. Chromosome numbers of some vascular plants in the Western Bieszczady Mts. (South-eastern Poland). Fragm. Florist. Geobot. 19: 265–270.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN online	Mizianty, M. & L. Frey. 1973. Chromosome numbers of some vascular plants in the Western Bieszczady Mts. (South-eastern Poland). Fragm. Florist. Geobot. 19: 265–270.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN online	Kuzmanov, B. A., M. A. Zdravkova & S. B. Georgieva. 1989. Variability of the Bulgarian yarrow species from the group Achillea millefolium and A. crithmifolia. 1. Morphological and karyological study. Fitologija 36: 26–43.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN online	Androshchuk, A. F. 1984. Pp. 101--105 in K. M. Sytnika (editor), Tysiachelistniki.
		Achillea millefolium L.	Achillea millefolium L.	18II		IPCN online	Keil, D. J., M. A. Luckow & D. J. Pinkava. 1988. Chromosome studies in Asteraceae from the United States, Mexico, the West Indies, and South America. Amer. J. Bot. 75: 652–668.
		Achillea millefolium L.	Achillea millefolium L.	9		IPCN online	Mathew, A. & P. M. Mathew. 1988. Cytological studies on the south Indian Compositae. Glimpses Pl. Res. 8: 1–177.
		Achillea millefolium L.	Achillea millefolium L.		45, 54, 63	IPCN online	Lippert, W. & G. R. Heubl. 1988. Chromosomenzahlen von Pflanzen aus Bayern und angrenzenden Gebieten: [Teil 1]. Ber. Bayer. Bot. Ges. 59: 13–22.
		Achillea millefolium L.	Achillea millefolium L.	18		IPCN online	Gupta, R. C. & B. S. Gill. 1989. Cytopalynology of north and central Indian Compositae. J. Cytol. Genet. 24: 96–105.
		Achillea millefolium L.	Achillea millefolium L.		36	IPCN online	Lavrenko, A. N., N. P. Serditov & Z. G. Ulle. 1990. Chromosome numbers in some species of flowering plants of the Urals (the Komi Autonomous Soviet Socialist Republic). Bot. Žhurn. (Moscow & Leningrad) 75: 1622–1624.
		Achillea millefolium L.	Achillea millefolium L.		36	IPCN online	Krasnikov, A. A. & M. N. Lomonosova. 1990. Chromosome numbers in representatives of some families of vascular plants in the flora of the Novosibirsk region. I. Bot. Žhurn. (Moscow & Leningrad) 75: 116–118.
		Achillea millefolium L.	Achillea millefolium L.		36+0--2B, 54+0--3B	IPCN online	Lavrenko, A. N. & N. P. Serditov. 1991. Chromosome numbers in some plant species from the south-west of the Komi ASSR. Bot. Žhurn. (Moscow & Leningrad) 76: 769–771.
		Achillea millefolium L.	Achillea millefolium L.		36	IPCN online	Lavrenko, A. N., N. P. Serditov & Z. G. Ulle. 1991. Chromosome numbers in some species of vascular plants from the Pechoro-Ilychsky Reservation (Komi ASSR). Bot. Žhurn. (Moscow & Leningrad) 76: 473–476.
		Achillea millefolium L.	Achillea millefolium L.		36, 54	IPCN online	Lavrenko, A. N., N. P. Serditov & L. G. Ulle. 1992. Kariologicheskie osobennosti i rasprostranenie predstavitelej semejstva Asteraceae v Pechoro--Ilychskom Biosfernom Zapovednike. Trudy Komi Nauchnogo Tsentra UrO AN SSSR 126: 52–64.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN online	Hollingsworth, P. M., R. J. Gornall & J. P. Bailey. 1992. Contribution to a cytological catalogue of the British and Irish flora, 2. Watsonia 19: 134–137.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN online	Huber, W. & M. Baltisberger. 1992. IOPB chromosome data 4. Int. Organ. Pl. Biosyst. Newslett. (Zurich) 18/19: 6–8.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN online	Druskovic, B. & M. Lovka. 1995. IOPB chromosome data 9. Int. Organ. Pl. Biosyst. Newslett. (Zurich) 24: 15–19.
		Achillea millefolium L.	Achillea millefolium L.	9		IPCN online	Razaq, Z. A., A. A. Vahidy & S. I. Ali. 1994. Chromosome numbers in Compositae from Pakistan. Ann. Missouri Bot. Gard. 81: 800–808.
		Achillea millefolium L.	Achillea millefolium L.		81@&5	IPCN online	Murín, A. 1997. Karyotaxonomy of some medicinal and aromatic plants. Thaiszia 7: 75–88.
		Achillea millefolium L.	Achillea millefolium L.		18	IPCN online	Daniela, I. 1997. IOPB chromosome data 11. Newslett. Int. Organ. Pl. Biosyst. (Oslo) 26/27: 13–14.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN online	Jav|0urková-Jarolímová, V. 1992. In J. M|3esí|3ccek & V. Jav@0urková-Jarolímová, List of Chromosome Numbers of the Czech Vascular Plants. Academia, Praha.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN online	Albers, F. & W. Pröbsting. 1998. In R. Wisskirchen & H. Haeupler, Standardliste der Farn- und Blütenpflanzen Deutschlands. Bundesamt für Naturschutz & Verlag Eugen Ulmer, Stuttgart.
		Achillea millefolium L.	Achillea millefolium L.	18, c.18, 27, 32-37	72	IPCN online	Rehberger, U. 2000. In C. Dobea & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna.
		Achillea millefolium L.	Achillea millefolium L.	27, c.27		IPCN online	Rehberger, U. 2000. In C. Dobea & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna.
		Achillea millefolium L.	Achillea millefolium L.	18,27	54	IPCN online	Morton, J. K. 1981. Chromosome numbers in Compositae from Canada and the U.S.A. Bot. J. Linn. Soc. 82: 357–368.
		Achillea millefolium L.	Achillea millefolium L.	9	54	IPCN online	Pireh, W. & R. J. Tyrl. 1980. Cytogeography of Achillea millefolium in Oklahoma and adjacent States. Rhodora 80: 361–367.
		Achillea millefolium L.	Achillea millefolium L.		34,36	IPCN online	Rostovtseva, T. S. 1979a. Chromosome numbers of some species of the family Asteraceae Dumort. Bot. Zhurn. SSSR 64 (4): 582–589.
		Achillea millefolium L.	Achillea millefolium L.		18,36,54	IPCN online	Ehrendorfer, F. 1973. New chromosome numbers and remarks on the Achillea millefolium polyploid complex in North America. Oesterr. Bot. Z. 122: 133–143.
		Achillea millefolium L.	Achillea millefolium L.		36,45	IPCN online	Androshchuk, A. F. I. L. D. K. 1981. Chromosome numbers of the genus Achillea L. Certain species cultivated in botanical gardens. Ukrajins'k. Bot. Žurn. 38 (2): 53–57.
		Achillea millefolium L.	Achillea millefolium L.	29,58	72	IPCN online	Gupta, R. C. & B. S. Gill. 1981. In Chromosome number reports LXXI. Taxon 30: 514.
		Achillea millefolium L.	Achillea millefolium L.		36,54	IPCN online	Hommel, P. W. F. M. & J. H. Wieffering. 1979. In IOPB chromosome number reports LXIII. Taxon 28: 277–278.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN online	Danihelka, J. & O. Rotreklová. 2001. Chromosome numbers within the Achillea millefolium and the A. distans groups in the Czech Republic and Slovakia. Folia Geobot. 36: 163–191.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN online	Marchi, P., R. Capineri & G. D'AMATO. 1974. Numeri cromosomici per la flora Italiana: 182-189. Inform. Bot. Ital. 6: 303–312.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN online	Morton, J. K. 1977. A cytological study of the Compositae (excluding Hieracium and Taraxacum) of the British Isles. Watsonia 11: 211–223.
		Achillea millefolium L.	Achillea millefolium L.	18		IPCN online	FAASEN, P. V. & P. NADEAU. 1976. In IOPB chromosome number reports LI. Taxon 25: 155–164.
		Achillea millefolium L.	Achillea millefolium L.	18,27,22-23,ca.22,ca.27,27	36,36+1B,35,45,44,54	IPCN online	GERVAIS, C. 1977. Cytological investigation of the Achillea millefolium complex (Compositae) in Quebec. Canad. J. Bot. 55: 796–808.
		Achillea millefolium L.	Achillea millefolium L.		36, 54, 74	IPCN online	Efimov, K. F. 1998. Chromosome numbers in some species of the families Asteraceae, Campanulaceae, Fabaceae from central Caucasus. Bot. Žhurn. (Moscow & Leningrad) 83(8): 131–132.
		Achillea millefolium L.	Achillea millefolium L.		18	IPCN online	Gadnidze, R. I., T. N. Gviniashvili, I. M. Danelia & M. V. Churadze. 1998. Chromosome numbers of the species of the Georgian flora. Bot. Žhurn. (Moscow & Leningrad) 83(10): 143–147.
		Achillea millefolium L.	Achillea millefolium L.		36, 54, 74	IPCN online	Efimov, K. F. 1998. On the chromosome polymorphism of Achillea millefolium (Asteraceae). In Problems of the Botanical Sciences at the Boundary of XX and XXI Centuries: Abstracts, presented to the II(X) Congress of the Russian Botanical Society (26--29 May, 1998, St.-Petersburg). 2: 177.
		Achillea millefolium L.	Achillea millefolium L.		53-56	IPCN online	Dmitrieva, S. A. 2000. Karyology of the flora of Byelarus. Page 42 in Thesis of the Diss. Doc. Biol. Sci. Minsk.
		Achillea millefolium L.	Achillea millefolium L.		45, 54	IPCN online	Baltisberger. 2006. Cytological investigations on Bulgarian phanerogams. Willdenowia 36(Special Issue): 205–216.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN online	Lippert. 2006. Chromosomenzahlen von Pflanzen aus Bayern und anderen Gebieten. Ber. Bayer. Bot. Ges. 76: 85–110.
		Achillea millefolium L.	Achillea millefolium L.		36, 54, 72	IPCN online	Efimov. 2005. Chromosome numbers of some species of the families Amaryllidaceae, Asteraceae, Fabaceae in North Osetia. Pages 33--35 in Karyology, Karyosystematics and Molecular Phylogeny. St. Petersburg, Russia.
!		Achillea millefolium L.	Achillea millefolium L.		63	IPCN online	Danihelka, J. & O. Rotreklová. 2001. Chromosome numbers within the Achillea millefolium and the A. distans groups in the Czech Republic and Slovakia. Folia Geobot. 36: 163–191.
!		Achillea millefolium L.	Achillea millefolium L.		45	IPCN online	Danihelka, J. & O. Rotreklová. 2001. Achillea pratensis---a recently recognized species of the Czech flora. Preslia 73: 1–27.
!		Achillea millefolium L.	Achillea millefolium L.	30-33		IPCN online	Rehberger, U. 2000. In C. Dobea & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna.
!		Achillea millefolium L.	Achillea millefolium L.	18		IPCN online	Rehberger, U. 2000. In C. Dobea & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN72	SUSNIK, F., B. DRUSKOVIC, A. LOEVE & D. LOEVE. 1972. In IOPB chromosome number reports XXXVI. Taxon 21: 31-346.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN67-71	CHOUKSANOVA, N.A., L.I. SVESHNIKOVA, & T.V. ALEXANDROVA. 1968. Data on karyology of the family Compositae Giseke. Citologija 10: 198-206.
		Achillea millefolium L.	Achillea millefolium L.	18		IPCN67-71	JONES, A. 1968. Chromosome numbers in Ipomoea and related genera. J. Heredity 59: 99-102.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN67-71	TAYLOR, R.L., & G.A. MULLIGAN. 1968. Flora of the Queen Charlotte Islands. Part 2. Cytological aspects of the Vascular Plants. Queen's Printer, Ottawa. pp. 148.
!		Achillea millefolium L.	Achillea millefolium L.	18, 27	45	IPCN67-71	TYRL, R.J. 1969. Cytogeography of Achillea millefolium in western Oregon. Brittonia 21: 215-223.
!		Achillea millefolium L.	Achillea millefolium L.		c.36	IPCN67-71	HEDBERG, o. 1967. Chromosome numbers of vascular plants from arctic and subarctic North America. Ark. f. Bot. Ser. 2. 6: 309-326.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN67-71	GADELLA, Th. W. J., & E. KLIPHUIS. 1966.' Chromosome numbers of flowering plants in the Netherlands II. Proc. Roy. Neth. Acad. Sci. Ser. C. 69: 541-556.
		Achillea millefolium L.	Achillea millefolium L.		54	IPCN73-74	GADELLA, T.W.J., & E. KLIPHUIS. 1973. Chromosome numbers of flowerinl plants in the Netherlands VI. Proc. Kon. Ned. Acad. Wet., ser. C 76: 303-311.
		Achillea millefolium L.	Achillea millefolium L.	9, 18, 27		IPCN73-74	MEHRA, P.N., & R. REMANANDAN. 1974. Cytolog>cal >nvestigat>ons on th[ Indian Compositae. II. Astereae, Hel~antheae, Helenleae, and Anthemideae. Caryologia 27: 255-289.
		Achillea millefolium L.	Achillea millefolium L.	27		IPCN73-74	POJAR, J. 1973. Levels of polyploidy in four vegetation types of southwestern British Columbia. Canad. J. Bot. 51: 621-628. I
!		Achillea millefolium L.	Achillea millefolium L.		18	Kumar, 1987	Felfoldy, L.J. M. 1947a; Harling, G. 1950; Shetty, B.V. 1964; Mehra, P.N. et al. 1965
!		Achillea millefolium L.	Achillea millefolium L.		18, 36, 54	Kumar, 1987	Mehra, P.N. & lRemanandan, P. 1974
!		Achillea millefolium L.	Achillea millefolium L.		35, 36, 36+1B, 44, 45, 54	Kumar, 1987	Gervais, C. 1977
!		Achillea millefolium L.	Achillea millefolium L.		c.36	Kumar, 1987	Hedberg, O. 1967
!		Achillea millefolium L.	Achillea millefolium L.		36	Kumar, 1987	P6lya, L. 1948 ; Ferris, R.S. 1958 ; Huziwara, Y. 1962d ; Faasen, P.V. & Nadeau, P. 1976 ; Tomkins, D.J. & Grant, W.F.-1978 ; Androshchuk, A. F. et al. 1979
!		Achillea millefolium L.	Achillea millefolium L.		36, 45, 54	Kumar, 1987	Tyrl, R. J. 1969
!		Achillea millefolium L.	Achillea millefolium L.		36, 45, 54, 63, 72	Kumar, 1987	Tyrl, R.J. 1975
!		Achillea millefolium L.	Achillea millefolium L.		36, 54	Kumar, 1987	Clausen, J. et al. 1938 ; Turesson, G. 1938; Ehrendorfer, F. 1973; Gervais, C. 1977 ; Androshchuk, O.F. et al. 1978
!		Achillea millefolium L.	Achillea millefolium L.		36, 72	Kumar, 1987	Clausen, J. et al. 1946 ; Lawrence, W. E. 1947
!		Achillea millefolium L.	Achillea millefolium L.		c.48	Kumar, 1987	Lundegardh, H. 1909; Tischler, G. 1934, 1937; Delay, C. 1947
!		Achillea millefolium L.	Achillea millefolium L.		54	Kumar, 1987	Clausen, J. et al. 1939, 1940a; Love, A. & Love, D. 1944b; Vaarama (Ltive, A. & Love, D. 1948) ; Ehrendorfer, F. 1952 1959a, b ; Love, A. 1954b ; Love, A. & Love, D. 1956b ; Jorgensen, C.A. et al. 1958 ; Mulligan, G. A. & Bassett, J. 1959 ; Haberova, I. 1963 ; Skalinska, M. et al. 1964 ; Gadella, T.W. J. & Kliphuis, E. 1966 ; Chouksanova, N. A. et al. 1968a; Taylor, R.L. & Mulligan, G .A. 1968 ; Susnik, F. et al. 1972 ; Mizianty, M. & Frey, L. 1973 ; Oswie- cimska, M. 1974 ; Biste, C. 1977 ; Hommel, P.W.F.M. & Wieffering, J. H.1979
!		Achillea millefolium L.	Achillea millefolium L.		54, 54+B	Kumar, 1987	Ehreodorfer, F. 1960
!		Achillea millefolium L.	Achillea millefolium L.		72	Kumar, 1987	Zaborsky (Fedorov)
!		Achillea millefolium L.	Achillea millefolium L.		18,27,36,45,54,63,72	eFlora
		Achillea millefolium L.	Achillea millefolium L.		18	Fedorov, 1974	Felfoldy 1947a
		Achillea millefolium L.	Achillea millefolium L.		18	Fedorov, 1974	Harling 1950
		Achillea millefolium L.	Achillea millefolium L.		18	Fedorov, 1974	Shetty 1964
		Achillea millefolium L.	Achillea millefolium L.		18	Fedorov, 1974	Mehra P. N. et al. 1965
		Achillea millefolium L.	Achillea millefolium L.		36	Fedorov, 1974	P6lya 1948
		Achillea millefolium L.	Achillea millefolium L.		36	Fedorov, 1974	Ferris 1958
		Achillea millefolium L.	Achillea millefolium L.		36	Fedorov, 1974	Huziwara 1962d
		Achillea millefolium L.	Achillea millefolium L.		36, 54	Fedorov, 1974	Clausen J. et al. 1938
		Achillea millefolium L.	Achillea millefolium L.		36, 54	Fedorov, 1974	Turesson 1938
		Achillea millefolium L.	Achillea millefolium L.		36, 72	Fedorov, 1974	Clausen J. et al. 1946
		Achillea millefolium L.	Achillea millefolium L.		36, 72	Fedorov, 1974	Lawrence 1947
		Achillea millefolium L.	Achillea millefolium L.		~48	Fedorov, 1974	Lundegardh 1909
		Achillea millefolium L.	Achillea millefolium L.		~48	Fedorov, 1974	Tischler 1934, 1937
		Achillea millefolium L.	Achillea millefolium L.		~48	Fedorov, 1974	Delay 1947
		Achillea millefolium L.	Achillea millefolium L.		54	Fedorov, 1974	Clausen J. et al. 1939, 1940a
		Achillea millefolium L.	Achillea millefolium L.		54	Fedorov, 1974	LOve A., LOve D. 1944b
		Achillea millefolium L.	Achillea millefolium L.		54	Fedorov, 1974	Vaarama (LOve A., Love D. 1948)
		Achillea millefolium L.	Achillea millefolium L.		54	Fedorov, 1974	Ehrendorfer 1952, 1959a, b
		Achillea millefolium L.	Achillea millefolium L.		54	Fedorov, 1974	Love A. 1954b
		Achillea millefolium L.	Achillea millefolium L.		54	Fedorov, 1974	Jorgensen et al. 1.958
		Achillea millefolium L.	Achillea millefolium L.		54	Fedorov, 1974	Mulligan, Bassett 1959
		Achillea millefolium L.	Achillea millefolium L.		54	Fedorov, 1974	Haberova 1963
		Achillea millefolium L.	Achillea millefolium L.		54	Fedorov, 1974	I. Slov. fl. I. 1967)
		Achillea millefolium L.	Achillea millefolium L.		54	Fedorov, 1974	Skalinska et al. 1964
		Achillea millefolium L.	Achillea millefolium L.		54	Fedorov, 1974	Gadella, Kliphuis 1906 tJyKcaHoBa HAP
		Achillea millefolium L.	Achillea millefolium L.		54, 54+13	Fedorov, 1974	Ehrendorfer 1960, 1961b
		Achillea millefolium L.	Achillea millefolium L.		72	Fedorov, 1974	Zaborsky (I. Slov. fl. I. 1967)
!		Achillea millefolium L.	Achillea millefolium L.		18	Darlington, 1955	Felfoldy 1947,
!		Achillea millefolium L.	Achillea millefolium L.		18	Darlington, 1955	Harling 1950,
!		Achillea millefolium L.	Achillea millefolium L.		36, 54	Darlington, 1955	Turesson 1938,
!		Achillea millefolium L.	Achillea millefolium L.		54	Darlington, 1955	Ehrendorfer 1952
!		Achillea millefolium L.	Achillea millefolium L.		54	C-values database	Mowforth MA.1986. Variation in nuclear DNA amounts in flowering plants: an ecological analysis. PhD. Thesis, University of Sheffield. Specific reference for Poa annua in Mowforth MA and Grime JP. 1989. Intra-Population Variation in Nuclear DNA Amount
!		Achillea millefolium L.	Achillea millefolium L.	n = 27		Austria_checklist	Schneider, I. 1957. Zytogenetische Untersuchungen an Sippen des Polyploid-Komplexes Achillea millefolium L. s. lat. p. 86. Diss., Universit?t Wien., -- 1958. Zytogenetische Untersuchungen an Sippen des Polyploid-Komplexes Achillea millefolium L. s. lat. (Zur Phylogenie der Gattung Achillea, I.). ?sterr.Bot.Z. 105, 111-158.
!		Achillea millefolium L.	Achillea millefolium L.	n = 27		Austria_checklist	Schneider, I. 1957. Zytogenetische Untersuchungen an Sippen des Polyploid-Komplexes Achillea millefolium L. s. lat. p. 86. Diss., Universit?t Wien., -- 1958. Zytogenetische Untersuchungen an Sippen des Polyploid-Komplexes Achillea millefolium L. s. lat. (Zur Phylogenie der Gattung Achillea, I.). ?sterr.Bot.Z. 105, 111-158.
!		Achillea millefolium L.	Achillea millefolium L.		2n = 6x* [x = 9]	Austria_checklist	-- 1992b. Die Achillea millefolium-Gruppe (Asteraceae) in Mitteleuropa, 1. Problemstellung, Merkmalserhebung und Untersuchungsmaterial. Phyton (Horn) 31[2], 185-207. under Achillea sudetica
!		Achillea millefolium L.	Achillea millefolium L.		2n = 6x* [x = 9]	Austria_checklist	-- 1992b. Die Achillea millefolium-Gruppe (Asteraceae) in Mitteleuropa, 1. Problemstellung, Merkmalserhebung und Untersuchungsmaterial. Phyton (Horn) 31[2], 185-207. under Achillea sudetica
!		Achillea millefolium L.	Achillea millefolium L.		2n = 6x* [x = 9]	Austria_checklist	-- 1992b. Die Achillea millefolium-Gruppe (Asteraceae) in Mitteleuropa, 1. Problemstellung, Merkmalserhebung und Untersuchungsmaterial. Phyton (Horn) 31[2], 185-207. under Achillea sudetica
!		Achillea millefolium L.	Achillea millefolium L.		2n = 6x* [x = 9]	Austria_checklist	-- 1992b. Die Achillea millefolium-Gruppe (Asteraceae) in Mitteleuropa, 1. Problemstellung, Merkmalserhebung und Untersuchungsmaterial. Phyton (Horn) 31[2], 185-207. under Achillea sudetica ¾ millefolium ¾ distans
!		Achillea millefolium L.	Achillea millefolium L.		2n = 6x* [x = 9]	Austria_checklist	-- 1992b. Die Achillea millefolium-Gruppe (Asteraceae) in Mitteleuropa, 1. Problemstellung, Merkmalserhebung und Untersuchungsmaterial. Phyton (Horn) 31[2], 185-207. under Achillea sudetica ¾ millefolium ¾ distans
!		Achillea millefolium L.	Achillea millefolium L.		2n = 6x* [x = 9]	Austria_checklist	-- 1992b. Die Achillea millefolium-Gruppe (Asteraceae) in Mitteleuropa, 1. Problemstellung, Merkmalserhebung und Untersuchungsmaterial. Phyton (Horn) 31[2], 185-207. under Achillea sudetica ¾ millefolium ¾ distans
!		Achillea millefolium L.	Achillea millefolium L.	n = c. 27		Austria_checklist	-- 1953. Systematische und zytogenetische Untersuchungen an europ?ischen Rassen des Achillea-millefolium-Komplexes. ?sterr.Bot.Z. 100, 583-592.
!		Achillea millefolium L.	Achillea millefolium L.	n = c. 27		Austria_checklist	-- 1953. Systematische und zytogenetische Untersuchungen an europ?ischen Rassen des Achillea-millefolium-Komplexes. ?sterr.Bot.Z. 100, 583-592.
!		Achillea millefolium L.	Achillea millefolium L.		2n = c. 54	Austria_checklist	-- 1953. Systematische und zytogenetische Untersuchungen an europ?ischen Rassen des Achillea-millefolium-Komplexes. ?sterr.Bot.Z. 100, 583-592.
!		Achillea millefolium L.	Achillea millefolium L.	n = 27		Austria_checklist	-- 1953. Systematische und zytogenetische Untersuchungen an europ?ischen Rassen des Achillea-millefolium-Komplexes. ?sterr.Bot.Z. 100, 583-592.
!		Achillea millefolium L.	Achillea millefolium L.		2n = 54*	Austria_checklist	M. Lambrou in H?randl, E. 1989. Die Flora der Umgebung von Hinterstoder mit Einschlu? der Prielgruppe (Ober?sterreich). Stapfia 19, 1-156.
!		Achillea millefolium L.	Achillea millefolium L.	[n = 27]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium L.	Achillea millefolium L.		2n = 54*	Austria_checklist	Loidl, J., Ehrendorfer, F., & Schweizer, D. 1990. EM analysis of meiotic chromosome pairing in a pentaploid Achillea hybrid. Heredity 65[1], 11-20.
!		Achillea millefolium L.	Achillea millefolium L.		2n = 6x [x = 9]	Austria_checklist	Schneider, I. 1957. Zytogenetische Untersuchungen an Sippen des Polyploid-Komplexes Achillea millefolium L. s. lat. p. 86. Diss., Universit?t Wien., -- 1958. Zytogenetische Untersuchungen an Sippen des Polyploid-Komplexes Achillea millefolium L. s. lat. (Zur Phylogenie der Gattung Achillea, I.). ?sterr.Bot.Z. 105, 111-158.
!		Achillea millefolium L.	Achillea millefolium L.	27		Cave1959	Ehrendorfer 1959b
		Achillea millefolium L.	Achillea millefolium L.		54	Cave1959	Mull. & Bass. 1959
!		Achillea millefolium L.	Achillea millefolium L.		54	Cave1963	Haberova 1963
		Achillea millefolium L.	Achillea millefolium L.	ca. 24	0	CromoCat 2015	Lundegardh, H. (1909). Uber Reduktionsteilung in der Pollen-Mutterzellen einiger Dicotylen Pflanzen. Svensk Bot. Tidskr. 3: 78-124.
		Achillea millefolium L.	Achillea millefolium L.	ca 27	0	CromoCat 2015	Gervais, C. (1977). Cytological investigation of the Achillea millefolium complex (Compositae) in Quebec. Canad. J. Bot. 55: 796–808.
		Achillea millefolium L.	Achillea millefolium L.	ca 22	0	CromoCat 2015	Gervais, C. (1977). Cytological investigation of the Achillea millefolium complex (Compositae) in Quebec. Canad. J. Bot. 55: 796–808.
		Achillea millefolium L.	Achillea millefolium L.	c. 18		CromoCat 2015	Rehberger, U. (2000). In C. Dobeš & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna
		Achillea millefolium L.	Achillea millefolium L.	9		CromoCat 2015	Mathew, A. & Mathew, P. M. (1988). Cytological studies on the south Indian Compositae Glimpses Pl. Res. 8: 1-177.
		Achillea millefolium L.	Achillea millefolium L.	9	0	CromoCat 2015	Bala, S. & Gupta, R. C. (2011). IAPT/IOPB Chromosome Data 12 Taxon 60:1784-1786
		Achillea millefolium L.	Achillea millefolium L.	9	0	CromoCat 2015	Pireh, W. & R. J. Tyrl. (1980). Cytogeography of Achillea millefolium in Oklahoma and adjacent States. Rhodora 80: 361–367.
		Achillea millefolium L.	Achillea millefolium L.	9	0	CromoCat 2015	Razaq, Z. A., A. A. Vahidy & S. I. Ali. (1994). Chromosome numbers in Compositae from Pakistan. Ann. Missouri Bot. Gard. 81: 800-808.
		Achillea millefolium L.	Achillea millefolium L.	9	0	CromoCat 2015	Rostovtseva, T. S. (1979). Chromosome numbers of some species of the family Asteraceae Dumort. Bot. Žurn. 64: 582-589.
		Achillea millefolium L.	Achillea millefolium L.	58	0	CromoCat 2015	Gupta, R. C. & Gill, B. S. (1981). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports LXXI]. Taxon 30(2): 514.
		Achillea millefolium L.	Achillea millefolium L.	32-37	0	CromoCat 2015	Rehberger, U. (2000). In C. Dobeš & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna
		Achillea millefolium L.	Achillea millefolium L.	30-33		CromoCat 2015	Rehberger, U. (2000). In C. Dobeš & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna
		Achillea millefolium L.	Achillea millefolium L.	29	0	CromoCat 2015	Gupta, R. C. & Gill, B. S. (1981). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports LXXI]. Taxon 30(2): 514.
		Achillea millefolium L.	Achillea millefolium L.	27		CromoCat 2015	Ehrendorfer, F. (1953). Systematische und zytogenetische Untersuchungen an europäischen Rassen des Achillea-millefolium-Komplexes. Österr. Bot. Z. 100: 583-592.
		Achillea millefolium L.	Achillea millefolium L.	27		CromoCat 2015	Schneider, I. (1957). Zytogenetische Untersuchungen an Sippen de Polyploid-Komplexes Achillea millefolium L. s. lat. Diss. Universität Wien pp. 86
		Achillea millefolium L.	Achillea millefolium L.	27		CromoCat 2015	Schneider, I. (1958). Zytogenetische Untersuchungen an Sippen de Polyploid-Komplexes Achillea millefolium L. s. lat. (Zur Phylogenie der Gattung Achillea, I.) Österr. Bot. Z. 105: 11-158.
		Achillea millefolium L.	Achillea millefolium L.	27	0	CromoCat 2015	Gervais, C. (1977). Cytological investigation of the Achillea millefolium complex (Compositae) in Quebec. Canad. J. Bot. 55: 796–808.
		Achillea millefolium L.	Achillea millefolium L.	27	0	CromoCat 2015	Morton, J. K. (1981). Chromosome numbers in Compositae from Canada and the USA. Bot. J. Linn. Soc. 82: 357-368.
		Achillea millefolium L.	Achillea millefolium L.	27	0	CromoCat 2015	Rehberger, U. (2000). In C. Dobeš & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna
		Achillea millefolium L.	Achillea millefolium L.	22-23	0	CromoCat 2015	Gervais, C. (1977). Cytological investigation of the Achillea millefolium complex (Compositae) in Quebec. Canad. J. Bot. 55: 796–808.
		Achillea millefolium L.	Achillea millefolium L.	18II		CromoCat 2015	Keil, D. J., Luckow, M. A. & Pinkava, D. J. (1988). Chromosome studies in Asteraceae from the United States, Mexico, the West Indies, and South America American Journal of Botany 75: 652-668
		Achillea millefolium L.	Achillea millefolium L.	18		CromoCat 2015	Faasen, P., van & Nadeau, P. (1976). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports LI]. Taxon 25(1): 156-158.
		Achillea millefolium L.	Achillea millefolium L.	18	0	CromoCat 2015	Gervais, C. (1977). Cytological investigation of the Achillea millefolium complex (Compositae) in Quebec. Canad. J. Bot. 55: 796–808.
		Achillea millefolium L.	Achillea millefolium L.	18	0	CromoCat 2015	Gupta, R. C. & Gill, B. S. (1989). Cytopalynology of north and central Indian Compositae J. Cytol. Genet. 24: 96-105.
		Achillea millefolium L.	Achillea millefolium L.	18	0	CromoCat 2015	Morton, J. K. (1981). Chromosome numbers in Compositae from Canada and the USA. Bot. J. Linn. Soc. 82: 357-368.
		Achillea millefolium L.	Achillea millefolium L.	18	0	CromoCat 2015	Rehberger, U. (2000). In C. Dobeš & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna
		Achillea millefolium L.	Achillea millefolium L.	0	18	CromoCat 2015	Chepinoga, V. V., Gnutikov, A. A., Moritz, R. S., Lubogoschinsky, P. I. & Sergeyeva, A. S. (2012). IAPT/IOPB Chromosome Data 13 Taxon 61:892-894
		Achillea millefolium L.	Achillea millefolium L.	0	18	CromoCat 2015	Ehrendorfer, F. (1973). New chromosome numbers and remarks on the Achillea millefolium polyploid complex in North America. Oesterr. Bot. Z. 122: 133–143.
		Achillea millefolium L.	Achillea millefolium L.	0	18	CromoCat 2015	Harling, G. (1950). Embryological studies in the Compositae. Part. I. Anthemidae-Anthemidinae. Acta Horti Berg. 15: 135-168.
		Achillea millefolium L.	Achillea millefolium L.	0	18	CromoCat 2015	Mehra, P. N. & P. Remanandan. (1974). Cytological investigations on the Indian Compositae. II. Astereae, Heliantheae, Helenieae and Anthemideae. Caryologia 27(3): 255-284.
		Achillea millefolium L.	Achillea millefolium L.	0	18	CromoCat 2015	Mehra, P. N., B. S. Gill, J. K. Mehta & S. S. Sidhu. (1965a). Cytological investigations on the Indian Compositae. I. North Indian taxa. Caryologia 18: 35-68.
		Achillea millefolium L.	Achillea millefolium L.	0	27	CromoCat 2015	Mehra, P. N. & P. Remanandan. (1974). Cytological investigations on the Indian Compositae. II. Astereae, Heliantheae, Helenieae and Anthemideae. Caryologia 27(3): 255-284.
		Achillea millefolium L.	Achillea millefolium L.	0	35	CromoCat 2015	Gervais, C. (1977). Cytological investigation of the Achillea millefolium complex (Compositae) in Quebec. Canad. J. Bot. 55: 796–808.
		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Dmitrieva, S. A. & Parfenov, V. I. (1985). Kariologicheskaja kharakteristika nekotorykh vidov poleznykh rastenij flory Belorussii. Izv. Akad. Nauk Belorussk. SSR, Ser. Biol. Nauk (Minsk) 6: 3-8.
		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Dmitrieva, S. A. (1987). Kariologicheskaja kharakteristika nekotorykh predstaviteley sem. slozhnocvetnykh (Asteraceae Dumort.) flory Belorussii. Botanika (Minsk) 28: 23-33.
		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Efimov (2005). Chromosome numbers of some species of the families Amaryllidaceae, Asteraceae, Fabaceae in North Osetia. Pages 33–35 in Karyology, Karyosystematics and Molecular Phylogeny. St. Petersburg
		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Efimov, K. F. (1998). Chromosome numbers in some species of the families Asteraceae, Campanulaceae, Fabaceae from central Caucasus. Bot. Žhurn. 83(8): 131–132.
		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Ehrendorfer, F. (1973). New chromosome numbers and remarks on the Achillea millefolium polyploid complex in North America. Oesterr. Bot. Z. 122: 133–143.
		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Gervais, C. (1977). Cytological investigation of the Achillea millefolium complex (Compositae) in Quebec. Canad. J. Bot. 55: 796–808.
		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Krasnikov, A. A. & Lomonosova, M. N. (1990). Chromosome numbers in representatives of some families of vascular plants in the flora of the Novosibirsk region.I. Botani?eskij Žurnal (Moscow & Leningrad) 75: 116-118.
		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Lavrenko, A. N., Serditov, N. P. & Ulle, L. G. (1990). Chromosome numbers in some species of flowering plants of the Urals ( the Komi Autonomus Soviet Socialist Republic). Bot. Žurn. 75: 1622-1624.
		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Lavrenko, A. N., Serditov, N. P. & Ulle, L. G. (1991). Chromosome numbers in some species of vascular plants from the Pechoro-Ilychsky Reservation (Komi ASSR) Bot. Žurn. 76: 473-476.
		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Lavrenko, A. N., Serditov, N. P. & Ulle, L. G. (1992). Kariologicheskie osobennosti i rasprostranenie predstavitelej semejstva Asteraceae v pechoro-Ilychskom Biosfernom Zapovednike Trudy Komi Naucnogo Tsentra Ur.O. A.N. S.S.S.R. 126: 52-64.
		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Mededoviaac, S. (1984). Citogenetic variability and possible directions of kariotype evolution in the genus Achillea on the Dinarids. God. Biol. Inst. Univ. Sarajevo 37: 61-78.
		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Parfenov, V. I. & S. A. Dmitrieva. (1985). Kariologicheskaja differenciacija u vidov flory Belorussii i ee rol, v formoobrazovanii. Dokl. Akad. Nauk Byelorussk. SSR. (Minsk) 29(6): 544-557.
		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Pólya, L. (1948). Chromosome numbers of certain alkali plants. Arch. Biol. Hung. 18: 145-148.
		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Turesson, G. (1938). Chromosome stability in Linnean species. Ann. Roy. Agr. Coll. Sweden 5: 405-416.
		Achillea millefolium L.	Achillea millefolium L.	0	36+1B	CromoCat 2015	Gervais, C. (1977). Cytological investigation of the Achillea millefolium complex (Compositae) in Quebec. Canad. J. Bot. 55: 796–808.
		Achillea millefolium L.	Achillea millefolium L.	0	44	CromoCat 2015	Gervais, C. (1977). Cytological investigation of the Achillea millefolium complex (Compositae) in Quebec. Canad. J. Bot. 55: 796–808.
		Achillea millefolium L.	Achillea millefolium L.	0	45	CromoCat 2015	Baltisberger, M. (2006). Cytological investigations on Bulgarian phanerogams Willdenowia 36: 205-216
		Achillea millefolium L.	Achillea millefolium L.	0	45	CromoCat 2015	Gervais, C. (1977). Cytological investigation of the Achillea millefolium complex (Compositae) in Quebec. Canad. J. Bot. 55: 796–808.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Albers, F. & Pusch, J. (1998). In R. Wisskirchen & H. Haeupler, Standardliste der Farn- und Blütenpflanzen Deutschlands. Bundesamt für Naturschutz & Verlag Eugen Ulmer, Stuttgart
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Androshchuk, A. F. (1984). In K. M. Sytnika (editor). Pp. 101-105. Tysiachelistniki, Ki
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Baltisberger, M. (2006). Cytological investigations on Bulgarian phanerogams Willdenowia 36: 205-216
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Dmitrieva, S. A. & Parfenov, V. I. (1985). Kariologicheskaja kharakteristika nekotorykh vidov poleznykh rastenij flory Belorussii. Izv. Akad. Nauk Belorussk. SSR, Ser. Biol. Nauk (Minsk) 6: 3-8.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Efimov (2005). Chromosome numbers of some species of the families Amaryllidaceae, Asteraceae, Fabaceae in North Osetia. Pages 33–35 in Karyology, Karyosystematics and Molecular Phylogeny. St. Petersburg
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Efimov, K. F. (1998). Chromosome numbers in some species of the families Asteraceae, Campanulaceae, Fabaceae from central Caucasus. Bot. Žhurn. 83(8): 131–132.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Ehrendorfer, F. (1973). New chromosome numbers and remarks on the Achillea millefolium polyploid complex in North America. Oesterr. Bot. Z. 122: 133–143.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Gadella, Th. W. J. & Kliphuis, E. (1973). Chromosome numbers of flowering plants in the Netherlands VI. Proc. Kon. Ned. Akad. Wetensch. Ser. C 76: 303-311.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Gervais, C. (1977). Cytological investigation of the Achillea millefolium complex (Compositae) in Quebec. Canad. J. Bot. 55: 796–808.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Hollingsworth, P. M., Gornall, R. J. & Bailey, J. P. (1992). Contribution to a cytological catalogue of the British and Irish flora, 2. Watsonia 19: 134-137.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Javurková-Jarolímová, V. (1992). List of Chromosome Numbers of the Czech Vascular Plants. In J. Mesíccek & V. Javurková-Jarolímová. Academia, Praha Praha
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Jörgensen, C. A., Sörensen, T. H. & Westergaard, M. (1958). The flowering plants of Greenland. A taxonomical and cytological survey. K. Dansk Videnskab. Selskab. Biol. Skrift. 9(4): 1-172.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Lavrenko, A. N., Serditov, N. P. & Ulle, L. G. (1992). Kariologicheskie osobennosti i rasprostranenie predstavitelej semejstva Asteraceae v pechoro-Ilychskom Biosfernom Zapovednike Trudy Komi Naucnogo Tsentra Ur.O. A.N. S.S.S.R. 126: 52-64.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Löve, A. & Löve, D. (1961a). Chromosome numbers of central and north-west European plant species. Opera Bot. 5: 1-581.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Löve, A. (1954b). Cytotaxonomical evaluation of corresponding taxa. Vegetatio 5-6: 212-224.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Marchi, P., Capineri, R. & D'Amato, G. (1974). Numeri cromosomici per la flora italiana: 182-189. Inf. Bot. Ital. 6: 303-312.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Mehra, P. N., B. S. Gill, J. K. Mehta & S. S. Sidhu. (1965a). Cytological investigations on the Indian Compositae. I. North Indian taxa. Caryologia 18: 35-68.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Mizianty, M. & L. Frey. (1973). Chromosome numbers of some vascular plants in the Western Bieszczady Mts. (South-eastern Poland). Fragmenta Floristica et Geobotanica 19: 265-270
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Mizianty, M., L. Frey & Z. Mirek. (1981). Contribution to the knowledge on the chromosome numbers of Polish vascular plantas. Fragm. Florist. Geobot. 27: 19-29.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Morton, J. K. (1981). Chromosome numbers in Compositae from Canada and the USA. Bot. J. Linn. Soc. 82: 357-368.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Parfenov, V. I. & S. A. Dmitrieva. (1985). Kariologicheskaja differenciacija u vidov flory Belorussii i ee rol, v formoobrazovanii. Dokl. Akad. Nauk Byelorussk. SSR. (Minsk) 29(6): 544-557.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Pashuk, K. T. (1987). Chromosome number in species of subalpine belt of Chernogora (Ukrainian Carpathians). Bot. Žurn. 72(8): 1069-1074.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Pireh, W. & R. J. Tyrl. (1980). Cytogeography of Achillea millefolium in Oklahoma and adjacent States. Rhodora 80: 361–367.
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Skalinska, M., M. Piotrowicz, Sokolowska-Kulczyck & col. (1961). Further additions to chromosome numbers of Polish angiosperms Acta. Soc. Bot. Poloniae 30(3-4): 463-389
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Taylor, R. L. & G. A. Mulligan. (1968). Flora of the Queen Charlotte Island. Part 2. Cytologiacl aspects of the Vascular Plants. Queen's Printer Ottawa
		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Turesson, G. (1938). Chromosome stability in Linnean species. Ann. Roy. Agr. Coll. Sweden 5: 405-416.
		Achillea millefolium L.	Achillea millefolium L.	0	72	CromoCat 2015	Efimov (2005). Chromosome numbers of some species of the families Amaryllidaceae, Asteraceae, Fabaceae in North Osetia. Pages 33–35 in Karyology, Karyosystematics and Molecular Phylogeny. St. Petersburg
		Achillea millefolium L.	Achillea millefolium L.	0	72	CromoCat 2015	Gupta, R. C. & Gill, B. S. (1981). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports LXXI]. Taxon 30(2): 514.
		Achillea millefolium L.	Achillea millefolium L.	0	72	CromoCat 2015	Magulaev, A. Y. (1982). The number of chromosomes of the species of Asteraceae, Caryophyllaceae and Plantaginaceae of the North Caucasus Biologicheskie Nauki 11 (227): 74-79
		Achillea millefolium L.	Achillea millefolium L.	0	72	CromoCat 2015	Rehberger, U. (2000). In C. Dobeš & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna
		Achillea millefolium L.	Achillea millefolium L.	0	74	CromoCat 2015	Efimov, K. F. (1998). Chromosome numbers in some species of the families Asteraceae, Campanulaceae, Fabaceae from central Caucasus. Bot. Žhurn. 83(8): 131–132.
		Achillea millefolium L.	Achillea millefolium L.	0	9	CromoCat 2015	Mehra, P. N. & P. Remanandan. (1974). Cytological investigations on the Indian Compositae. II. Astereae, Heliantheae, Helenieae and Anthemideae. Caryologia 27(3): 255-284.
		Achillea millefolium L.	Achillea millefolium L.	0	c. 24	CromoCat 2015	Ishikawa, M. (1916). A list of the numbers of chromosomes. Bot. Mag., Tokyo 30: 404-448.
		Achillea millefolium L.	Achillea millefolium L.	0	ca. 48	CromoCat 2015	Lundegardh, H. (1909). Uber Reduktionsteilung in der Pollen-Mutterzellen einiger Dicotylen Pflanzen. Svensk Bot. Tidskr. 3: 78-124.
		Achillea millefolium L.	Achillea millefolium L.	0	ca.48	CromoCat 2015	Delay, C. (1947a). Recherches sur la structure des noyaux quiescents chez les Phanérogames. Rev. Cytol. et Cytophysiol. Vég. 9 (1-4): 169-222.
		Achillea millefolium L.	Achillea millefolium L.	0	ca.48	CromoCat 2015	Delay, C. (1947b). Recherches sur la structure des noyaux quiescents chez les Phanérogames. Rev. Cytol. et Cytophysiol. Vég. 10(1-4): 103-229.
		Achillea millefolium L.	Achillea millefolium L.	0	ca.48	CromoCat 2015	Tischler, G. (1934). Die Bedeutungen der Polyploide für die Verbreitung der Angiospermen, erläutert an den Arten Schleswig-Holsteins, mit Ausblicken auf andere Florengebiete Bot. Jahrb. Syst. 67: 1-36
		Achillea millefolium L.	Achillea millefolium L.	0	ca.48	CromoCat 2015	Tischler, G. (1937b). Die Halligenflora der Nordsee in Lichte cytologischer Forschung. Cytologia Fujii Jub.: 162-170.
		Achillea millefolium L.	Achillea millefolium L.		18	CromoCat 2015	Daniela, I. (1997). IOPB Chromosome Data 11 (ed. C.A. Stace). Int. Organ. Pl. Biosyst. Newslett. 26-27: 13-14.
		Achillea millefolium L.	Achillea millefolium L.		27	CromoCat 2015	Rehberger, U. (2000). In C. Dobeš & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna
		Achillea millefolium L.	Achillea millefolium L.		36	CromoCat 2015	Baltisberger, M. & Widmer, A. (2009). Karyological data of some angiosperms from Romania Willdenowia 39: 353-363
		Achillea millefolium L.	Achillea millefolium L.		36	CromoCat 2015	Dietrich, J. (1964). Documented chromosome numbers of plants. Madroño 17: 266–368.
		Achillea millefolium L.	Achillea millefolium L.		36+0-2B	CromoCat 2015	Lavrenko, A. N. & Serditov, N. P. (1991). Chromosome numbers in some plant species from the south-west of the Komi ASSR Bot. Žurn. 76: 769-771.
		Achillea millefolium L.	Achillea millefolium L.		45	CromoCat 2015	Lippert, W. & Heubl, G.R. (1988). Chromosomenzahlen von Pflanzen aus Bayern und angrenzeden Gebieten (Teil 1) Ber. Bayer. Bot. Ges. 59: 13-22.
		Achillea millefolium L.	Achillea millefolium L.		4x*(x=9)	CromoCat 2015	Saukel, J. & R. Länger (1990). Merkmalsvariation kultivierter Pflanzen des Achillea millefolium-Aggregates. Sci. Pharm. 58: 321-334
		Achillea millefolium L.	Achillea millefolium L.		54	CromoCat 2015	Danihelka, J. & Rotreklová, O. (2001a). Chromosome numbers within the Achillea millefolium and the A. distans groups in the Czech Republic and Slovakia. Folia Geobot., Praha 36: 163-191
		Achillea millefolium L.	Achillea millefolium L.		54	CromoCat 2015	Druskovic, B. & Lovka, M. (1995). IOPB Chromosome Data 9 (ed. C.A. Stace). Int. Organ. Pl. Biosyst. Newslett. 24: 15-19.
		Achillea millefolium L.	Achillea millefolium L.		54	CromoCat 2015	Gupta, R. C. & Gill, B. S. (1981). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports LXXI]. Taxon 30(2): 514.
		Achillea millefolium L.	Achillea millefolium L.		54	CromoCat 2015	Hommel, P. W. F. M. & Wieffering, J. H. (1979). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports LXIII]. Taxon 28(1, 2/3): 277-278.
		Achillea millefolium L.	Achillea millefolium L.		54	CromoCat 2015	Huber, W. & Baltisberger, M. (1992). IOPB Chromosome Data 4 (ed. C.A. Stace). Int. Organ. Pl. Biosyst. Newslett. 18/19: 6-8.
		Achillea millefolium L.	Achillea millefolium L.		54	CromoCat 2015	Lippert, W. & Heubl, G.R. (1988). Chromosomenzahlen von Pflanzen aus Bayern und angrenzeden Gebieten (Teil 1) Ber. Bayer. Bot. Ges. 59: 13-22.
		Achillea millefolium L.	Achillea millefolium L.		54	CromoCat 2015	Lippert, W. (2006). Chromosomenzahlen von Pflanzen aus Bayern und anderen Gebieten Ber. Bayer. Bot. Ges. 76: 85–110
		Achillea millefolium L.	Achillea millefolium L.		54	CromoCat 2015	M?sí?ek J. et Jarolímová-Jav?rková V. (1992). List of chromosome numbers of the Czech vascular plants. Academia, Praha. p. 1-144.
		Achillea millefolium L.	Achillea millefolium L.		54	CromoCat 2015	Schneider, I. (1958). Zytogenetische Untersuchungen an Sippen de Polyploid-Komplexes Achillea millefolium L. s. lat. (Zur Phylogenie der Gattung Achillea, I.) Österr. Bot. Z. 105: 11-158.
		Achillea millefolium L.	Achillea millefolium L.		54	CromoCat 2015	Susnik, F., B. Druskovic, A. Löve & D. Löve. (1972). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports XXXVI]. Taxon 21(2/3): 345.
		Achillea millefolium L.	Achillea millefolium L.		54*	CromoCat 2015	Hörandl, E. (1989). Die Flora der Umgebung von Hinterstoder mit EinschluB der Prielgruppe (Ober-österreich). Stapfia 19:1-156.
		Achillea millefolium L.	Achillea millefolium L.		54+0-3B	CromoCat 2015	Lavrenko, A. N. & Serditov, N. P. (1991). Chromosome numbers in some plant species from the south-west of the Komi ASSR Bot. Žurn. 76: 769-771.
		Achillea millefolium L.	Achillea millefolium L.		63	CromoCat 2015	Lippert, W. & Heubl, G.R. (1988). Chromosomenzahlen von Pflanzen aus Bayern und angrenzeden Gebieten (Teil 1) Ber. Bayer. Bot. Ges. 59: 13-22.
		Achillea millefolium L.	Achillea millefolium L.		6x(x=9)	CromoCat 2015	Schneider, I. (1957). Zytogenetische Untersuchungen an Sippen de Polyploid-Komplexes Achillea millefolium L. s. lat. Diss. Universität Wien pp. 86
		Achillea millefolium L.	Achillea millefolium L.		81±5	CromoCat 2015	Murín, A. (1997). Karyotaxonomy of some medicinal and aromatic plants. Thaiszia 7: 75-88.
		Achillea millefolium L.	Achillea millefolium L.		c. 27	CromoCat 2015	Rehberger, U. (2000). In C. Dobeš & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna
		Achillea millefolium L.	Achillea millefolium L.		c. 54	CromoCat 2015	Ehrendorfer, F. (1953). Systematische und zytogenetische Untersuchungen an europäischen Rassen des Achillea-millefolium-Komplexes. Österr. Bot. Z. 100: 583-592.
!		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Hedberg, O. (1967). Chromosome numbers of vascular plants from arctic and subartic North America Ark. Bot. 2(6): 309-326
!		Achillea millefolium L.	Achillea millefolium L.	0	72+1B	CromoCat 2015	D'Ovidio, R. (1986). Numeri cromosomici per la flora italiana: 1082-1093. Inf. Bot. Ital. 18: 168-175.
!		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Saukel, J. & R. Länger (1992). Die Achillea millefolium-Gruppe (Asteraceae) in Mitteleuropa, 1. Problemstellung, Merkmalserhebung und Untersuchungmaterial. Phyton (Horn) 31(2): 185-207.
!		Achillea millefolium L.	Achillea millefolium L.	18II	0	CromoCat 2015	Keil, D. J. & Pinkava, D. J. (1979). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports LXIII]. Taxon 28(1, 2/3): 271-273.
!		Achillea millefolium L.	Achillea millefolium L.	18	0	CromoCat 2015	Mulligan, G. A. (1984). Chromosome numbers of some plants native and naturalized in Canada. Naturaliste Canad. 111: 447-449.
!		Achillea millefolium L.	Achillea millefolium L.	18	0	CromoCat 2015	Mulligan, G.A. & W.J.Cody. (1973). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports XL]. Taxon 22(2/3): 290-291.
!		Achillea millefolium L.	Achillea millefolium L.	18	0	CromoCat 2015	Powell, A. M., D. W. Kyhos & P. H. Raven. (1974). Chromosome numbers in Compositae. X. Amer. J. Bot. 61: 909-913.
!		Achillea millefolium L.	Achillea millefolium L.	18	0	CromoCat 2015	Turner, B. L., W. L. Ellison & R. M. King. (1961). Chromosome numbers in the Compositae. IV. North American species, with phyletic interpretations. Amer. J. Bot. 48: 216-223.
!		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Clausen, J., Keck, D. D. & Hiesey, W. M. (1939). Experimental taxonomy Carnegie Inst. Wash. Year Book 38: 123-127
!		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Dawe, J. C. & Murray, D. F. (1981). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports LXX]. Taxon 30(1): 70-72.
!		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Löve, A. & Löve, D. (1964). Reports [In Löve, A. & O. T. Solbrig (eds.) IOPB chromosome numbers reports I]. Taxon 13(1): 99-110.
!		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Löve, A. & Löve, D. (1966b). Cytotaxonomy of the alpine vascular plants of mount Washigton. Univ. Colorado Stud. 24: 1-74.
!		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Löve, A. & Löve, D. (1980a). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports LXIX]. Taxon 29(5): 707-709.
!		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Löve, A. & Löve, D. (1982a). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports LXXIV]. Taxon 31(1): 124-126.
!		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Löve, A. (1954b). Cytotaxonomical evaluation of corresponding taxa. Vegetatio 5-6: 212-224.
!		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Mulligan, G. A. (1959). Chromosome numbers of Canadian weeds. II. Canad. J. Bot. 37: 81-92.
!		Achillea millefolium L.	Achillea millefolium L.	0	63	CromoCat 2015	Lippert, W. & Heubl, G.R. (1988). Chromosomenzahlen von Pflanzen aus Bayern und angrenzeden Gebieten (Teil 1) Ber. Bayer. Bot. Ges. 59: 13-22.
!		Achillea millefolium L.	Achillea millefolium L.	0	ca.63	CromoCat 2015	Androshchuk, A. F. (1984). In K. M. Sytnika (editor). Pp. 101-105. Tysiachelistniki, Ki
!		Achillea millefolium L.	Achillea millefolium L.	31-35	0	CromoCat 2015	Rehberger, U. (2000). In C. Dobeš & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna
!		Achillea millefolium L.	Achillea millefolium L.		72	CromoCat 2015	Androshchuk, A. F. I. L. D. Kostinenko. (1981). Chromosome numbers of the genus Achillea L. Certain species cultivated in botanical gardens. Ukrajins'k. Bot. Žurn. 38 (2): 53–57.
!		Achillea millefolium L.	Achillea millefolium L.	18	0	CromoCat 2015	Rehberger, U. (2000). In C. Dobeš & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna
!		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Clausen, J., Keck, D. D. & Hiesey, W. M. (1940). Experimental taxonomy Carnegie Inst. Wash. Year Book 39: 158-163
!		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Dabrowska, J. (1992). Chromosome number and DNA content in taxa of Achilea L. in relation to the distribution of the genus. Acta Univ. Wratislav., Prace Botaniczne 49: 1-83.
!		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Packer, J. G. & G. D. McPherson (1974). Chromosome numbers in some vascular plants from northern Alaska. Canad. J. Bot. 52: 1095-1099
!		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Androshchuk, A. F. (1984). In K. M. Sytnika (editor). Pp. 101-105. Tysiachelistniki, Ki
!		Achillea millefolium L.	Achillea millefolium L.	9	0	CromoCat 2015	Razaq, Z. A., A. A. Vahidy & S. I. Ali. (1994). Chromosome numbers in Compositae from Pakistan. Ann. Missouri Bot. Gard. 81: 800-808.
!		Achillea millefolium L.	Achillea millefolium L.	36II+0-3Bs	0	CromoCat 2015	Ghaffari, S. M. (1999). Chromosome studies in the Iranian Asteraceae II Iranian Journal of Botany 8(1): 91-104
!		Achillea millefolium L.	Achillea millefolium L.	27		CromoCat 2015	Ehrendorfer, F. (1953). Systematische und zytogenetische Untersuchungen an europäischen Rassen des Achillea-millefolium-Komplexes. Österr. Bot. Z. 100: 583-592.
!		Achillea millefolium L.	Achillea millefolium L.	0	18	CromoCat 2015	Plchová, S., Spurná, V. & Karpfel, Z. (1970). Intra- and interspecific differentiation within the Achillea genus Planta Med. 18(5): 75-82.
!		Achillea millefolium L.	Achillea millefolium L.	0	27	CromoCat 2015	Plchová, S., Spurná, V. & Karpfel, Z. (1970). Intra- and interspecific differentiation within the Achillea genus Planta Med. 18(5): 75-82.
!		Achillea millefolium L.	Achillea millefolium L.	0	36	CromoCat 2015	Clausen, J., Keck, D. D. & Hiesey, W. M. (1938). Experimental taxonomy Carnegie Inst. Wash. Year Book 37: 218-222
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Arohonka, T. (1982). Kromosomilukumäärityksiä Nauvon Seilin saaren putkilokasveista. (Chromosome counts of vascular plants of the island Seiliin Nauvo, SW Finland) Turun Yliopiston Biologian Laitoksen Julkaisuja 3: 1-12.
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Chuksanova, N. A., Sveshnikova, L. I. & Alexandrova, T. V. (1968a). A new evidence on chromosome numbers in species of the family Compositae Giseke Citologija 10: 381-386
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Clausen, J., Keck, D. D. & Hiesey, W. M. (1938). Experimental taxonomy Carnegie Inst. Wash. Year Book 37: 218-222
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Clausen, J., Keck, D. D. & Hiesey, W. M. (1939). Experimental taxonomy Carnegie Inst. Wash. Year Book 38: 123-127
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Clausen, J., Keck, D. D. & Hiesey, W. M. (1940). Experimental taxonomy Carnegie Inst. Wash. Year Book 39: 158-163
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Gadella, Th. W. J. & Kliphuis, E. (1966). Chromosome numbers of flowering plants in the Netherlands II. Proc. Kon. Ned. Akad. Wetensch. Ser. C 69(5): 541-556.
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Kuzmanov, B., Zdravkova, M. & Georgieva, S. (1989). lzmencivost na balgarskite vidove ravnec ot grupata Achillea millefolium i na A. crithmifolia. l. Morfologicno i kariologicno proucvanc. Fitologija 36: 26-42.
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Löve, A. & Löve, D. (1944b). Cytotaxonomical studies on boreal plants. III. Some new chromosome numbers of Scandinavian plants. Arkiv. for Bot. Band 314(12): 1-22.
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Löve, A. & Löve, D. (1948). Chromosome numbers of Northern plants species. Repts. Dep. Agric. Univ. Inst. Appl. Sci. (Iceland), ser. B 3: 9-131
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Löve, A. & Löve, D. (1956b). Cytotaxonomical conspectus of the Icelandic flora. Acta Horti Gothob. 20(4): 65-291.
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Löve, A. (1954b). Cytotaxonomical evaluation of corresponding taxa. Vegetatio 5-6: 212-224.
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Lövkvist, B. & Hultgård, U.-M. (1999). Chromosome numbers in south Swedish vascular plants Opera botanica 137: 1-42
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Morton, J. K. (1977). A cytological study of the Compositae (excluding Hieracium and Taraxacum) of the British Isles. Watsonia 11: 211-223.
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Mulligan, G. A. (1959). Chromosome numbers of Canadian weeds. II. Canad. J. Bot. 37: 81-92.
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Plchová, S., Spurná, V. & Karpfel, Z. (1970). Intra- and interspecific differentiation within the Achillea genus Planta Med. 18(5): 75-82.
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Popova, M. & B. Kuzmanov. (1986). Hromozomni cisla na balgarski cvetni rastenija. II. sem. Valerianaceae. Fitologija 31: 75.
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Suzuka, O. & S. Koriba. (1949). Chromosome numbers of medical plants. I. Jap. J. Pharmacog. 3: 68-74.
!		Achillea millefolium L.	Achillea millefolium L.		54	CromoCat 2015	Dabrowska, J. (1992). Chromosome number and DNA content in taxa of Achilea L. in relation to the distribution of the genus. Acta Univ. Wratislav., Prace Botaniczne 49: 1-83.
!		Achillea millefolium L.	Achillea millefolium L.	0	54	CromoCat 2015	Marchi, P., Capineri, R. & D'Amato, G. (1974). Numeri cromosomici per la flora italiana: 182-189. Inf. Bot. Ital. 6: 303-312.
!		Achillea millefolium L.	Achillea millefolium L.		36	CromoCat 2015	Kuzmanov, B., Georgieva, S. & Nikolova, V. (1986). Chromosome numbers of Bulgarian flowering plants. I, Fam. Asteraceae. Fitologija 31: 71-74.
!		Achillea millefolium L.	Achillea millefolium L.		36	CromoCat 2015	Kuzmanov, B., Zdravkova, M. & Georgieva, S. (1989). lzmencivost na balgarskite vidove ravnec ot grupata Achillea millefolium i na A. crithmifolia. l. Morfologicno i kariologicno proucvanc. Fitologija 36: 26-42.
		Achillea millefolium L.	Achillea millefolium L.		18	IAPT/IOPB	IAPT/IOPB Chromosome Data 19
		Achillea millefolium L.	Achillea millefolium L.		36	IAPT/IOPB	IAPT/IOPB Chromosome Data 19
		Achillea millefolium L.	Achillea millefolium L.		18	IAPT/IOPB	IAPT/IOPB Chromosome Data 23
		Achillea millefolium L.	Achillea millefolium L.		36	IAPT/IOPB	IAPT/IOPB Chromosome Data 23
		Achillea millefolium L.	Achillea millefolium L.		36	IAPT/IOPB	IAPT/IOPB Chromosome Data 30
!		Achillea millefolium L.	Achillea millefolium L.		18	Automatic manuscript search	D. Kaur and V. Singhal. 2019. "Meiotic abnormalities affect genetic constitution and pollen viability in dicots from Indian cold deserts". BMC Plant Biology 19:n. pag.
!		Achillea millefolium L.	Achillea millefolium L.		36	Automatic manuscript search	M. Baltisberger. 2011. "IAPT/IOPB chromosome data 11". Taxon 60:n. pag.
!		Achillea millefolium L.	Achillea millefolium L.		54	Automatic manuscript search	J. Loidl,F. Ehrendorfer and D. Schweizer. 1990. "EM analysis of meiotic chromosome pairing in a pentaploid Achillea hybrid". Heredity 65:11-20.
!		Achillea millefolium None	Achillea millefolium L.		54	Cave1958	Jorgensen et al. 1958
!		Achillea millefolium f. scabra (Host) J. Weiss	Achillea aspleniifolia Vent.		36	IPCN online	Androshchuk, A. F. 1984. Pp. 101--105 in K. M. Sytnika (editor), Tysiachelistniki.
!		Achillea millefolium subsp. collina (Becker) Oborny	Achillea collina (Becker) Heimerl		36	IPCN online	Shalabi, A. & G. Verzar-petri. 1979. Cytological conditions and composition of essential oil T of the Hungarian Millefolii Herba. Pl. Med. 36:291.
!		Achillea millefolium subsp. collina (Becker) Weiss	Achillea collina (Becker) Heimerl		45	Slovakia Database	Háberová I., 1963: Problémy stanovenia polyploidného komplexu Achillea millefolium L. s. l. na Východoslovenskej nížine. - Acta Fac. Rerum Nat. Univ. Comen., Bot. 10: 321-350.
!		Achillea millefolium subsp. collina (Becker) Weiss	Achillea collina (Becker) Heimerl		72(1)	Asteracea	Majovsky et al. 1970a Acta Fac. Rerum Nat. Univ. Comenianae Bot. Bratislava
!		Achillea millefolium subsp. collina (Becker) Weiss	Achillea collina (Becker) Heimerl		36(1)	Asteracea	Shalabi ＆ V. 1979 Plant Med.
!		Achillea millefolium subsp. collina (Becker) Weiss	Achillea collina (Becker) Heimerl		45(1)	Asteracea	Haberova 1963 Acta Fac. Rerum Nat. Univ. Comenianae Bot. Bratislava
!		Achillea millefolium subsp. collina (Becker) Weiss	Achillea collina (Becker) Heimerl		72	IPCN67-71	MAJOVSKY, J., ET. AL. 1970. Index of chromosome numbers of Slovakian flora (Part 1). Acta Fae. Rerum Nat. Univ. Comenianae Bot. 16.: 1-26.
		Achillea millefolium subsp. lanulosa (Nutt.) Piper	Achillea millefolium L.		36(9)	Asteracea	Morton 1981 Bot. J. Linn. Soc.
		Achillea millefolium subsp. millefolium	Achillea millefolium L.		54	Flora Europaea	Gadella & Kliphuis
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	27(1)		Asteracea	Uotila & P. 1985 Acta Bot. Fennici
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.		54(1)	Asteracea	Marchi et al. 1974 Inform. Bot. Ital.
		Achillea millefolium subsp. millefolium	Achillea millefolium L.		36(1)	Asteracea	Love 1954b Vegetatio (= Plant Ecology)
		Achillea millefolium subsp. millefolium	Achillea millefolium L.	27(3)		Asteracea	Ehrendorfer 1953b Osterr. Bot. Zeitschr. (= Plant Syst. Evol.)
		Achillea millefolium subsp. millefolium	Achillea millefolium L.	27		IPCN online	UOTILA, P. & K. Pellinen. 1985. Chromosome numbers in vascular plants from Finland. Acta Bot. Fenn. 130.
		Achillea millefolium subsp. millefolium	Achillea millefolium L.		54	IPCN online	Dabrowska, J. 1992. Chromosome number and DNA content in taxa of Achillea L. in relation to the distribution of the genus. Prace Bot. Univ. Wroclawsk. 49: 1–83.
		Achillea millefolium subsp. millefolium	Achillea millefolium L.	36II+0-3B		IPCN online	Ghaffari, S. M. 1999. Chromosome studies in the Iranian Asteraceae II. Iran. J. Bot. 8(1): 91–104.
		Achillea millefolium subsp. millefolium	Achillea millefolium L.		54	IPCN online	Albers, F. & W. Pröbsting. 1998. In R. Wisskirchen & H. Haeupler, Standardliste der Farn- und Blütenpflanzen Deutschlands. Bundesamt für Naturschutz & Verlag Eugen Ulmer, Stuttgart.
		Achillea millefolium subsp. millefolium	Achillea millefolium L.		54	IPCN online	Lövkvist, B. & U. M. Hultgård. 1999. Chromosome numbers in south Swedish vascular plants. Opera Bot. 137: 1–42.
		Achillea millefolium subsp. millefolium	Achillea millefolium L.		54	IPCN online	OSWIECIMSKA, M. 1968. Achillea collina Becker---Ein proazulenhaltiges Taxon von Achillea millefolium L. s.1. Pl. Med. (Stuttgart) 16: 201–207.
		Achillea millefolium subsp. millefolium	Achillea millefolium L.		18,54	IPCN online	PLCHOVA, S., V. SPURNA & Z. KARPFEL. 1970. Intra- and interspecific differentiation within the Achillea genus. Pl. Med. (Stuttgart) 19: 75–82.
		Achillea millefolium subsp. millefolium	Achillea millefolium L.	36II		IPCN online	Ghaffari. 2006. New or rare chromosome counts of some angiosperm species from Iran II. Iran. J. Bot. 12(1): 81–86.
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.		54	Love, 1948	Clausen, Keck & Hiesey 1946, Vaarama (unpubl.).
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.		72	IPCN73-74	QUEIROS, M. 1973. Contribuicao para o conhecimento citotaxonomico dJ spermatophyta de Portugal. 47(Ser. 2l: 299-314. II Compositae, supl. I Bol. Soc. Brot. I
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.		2n = 6x* [x = 9]	Austria_checklist	-- 1992b. Die Achillea millefolium-Gruppe (Asteraceae) in Mitteleuropa, 1. Problemstellung, Merkmalserhebung und Untersuchungsmaterial. Phyton (Horn) 31[2], 185-207. under Achillea roseo-alba ¾ distans ¾ sudetica
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = 36]URE2	[2n = 72]URE2	Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = 18]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = c. 36]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.		[2n = 8x]URE2	Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = 36]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = 32, 33, 34, 35, 36]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = 27]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = 37, 38, 39]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = 33, 34, 35, 36, 37]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien.° under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = 18]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = 18, 27, 36]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = c. 27]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = 36]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = c. 18]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = 18]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = 36]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = 27]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = 36]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = 18]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.		2n = 4x6x* [x = 9]	Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.	[n = 18]URE2		Austria_checklist	Rehberger, U. 1996. Pharmakobotanische Untersuchungen an den Trockenrasensippen Achillea collina und Achillea pannonica aus der Achillea millefolium-Gruppe. p. 292. Diss., Universit?t Wien. under Achillea millefolium-Gruppe
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	Saukel, J. & L?nger, R. 1990. Merkmalsvariation kultivierter Pflanzen des Achillea millefolium-Aggregates. Sci.Pharm. 58, 321-334.
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	Saukel, J. & L?nger, R. 1990. Merkmalsvariation kultivierter Pflanzen des Achillea millefolium-Aggregates. Sci.Pharm. 58, 321-334. under Achillea collina-?hnliche Form
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.		2n = 6x* [x = 9]	Austria_checklist	Saukel, J. & L?nger, R. 1990. Merkmalsvariation kultivierter Pflanzen des Achillea millefolium-Aggregates. Sci.Pharm. 58, 321-334. under Achillea pannonica-?hnliche Form
!		Achillea millefolium subsp. millefolium	Achillea millefolium L.		2n = 8x* [x = 9]	Austria_checklist	Saukel, J. & L?nger, R. 1990. Merkmalsvariation kultivierter Pflanzen des Achillea millefolium-Aggregates. Sci.Pharm. 58, 321-334. under Achillea pannonica-?hnliche Form
		Achillea millefolium subsp. pannonica (Scheele) Hayek	Achillea seidlii J. Presl & C. Presl		72, ca.72(8, 2)	Asteracea	Danihelka ＆ R. 2001b Folia Geobotanica
!		Achillea millefolium subsp. pannonica (Scheele) Hayek	Achillea seidlii J. Presl & C. Presl		72(1)	Asteracea	Zaborsky 1970 Acta Fac. Rerum Nat. Univ. Comenianae Bot. Bratislava
!		Achillea millefolium subsp. pannonica (Scheele) Hayek	Achillea seidlii J. Presl & C. Presl		72	IPCN67-71	MAJOVSKY, J., ET. AL. 1970. Index of chromosome numbers of Slovakian flora (Part 1). Acta Fae. Rerum Nat. Univ. Comenianae Bot. 16.: 1-26.
!		Achillea millefolium subsp. pannonica (Scheele) Oborny	Achillea seidlii J. Presl & C. Presl		72	IPCN online	Androshchuk, A. F. I. L. D. K. 1981. Chromosome numbers of the genus Achillea L. Certain species cultivated in botanical gardens. Ukrajins'k. Bot. Žurn. 38 (2): 53–57.
!		Achillea millefolium subsp. stricta None	Achillea millefolium subsp. stricta (Schleich.) Hyl.		54	CromoCat 2015	Saukel, J. & R. Länger (1992). Die Achillea millefolium-Gruppe (Asteraceae) in Mitteleuropa, 1. Problemstellung, Merkmalserhebung und Untersuchungmaterial. Phyton (Horn) 31(2): 185-207.
!		Achillea millefolium subsp. stricta None	Achillea millefolium subsp. stricta (Schleich.) Hyl.	36II	0	CromoCat 2015	Ghaffari. (2006). New or rare chromosome counts of some angiosperm species from Iran II. Iran. J. Bot. 12(1): 81–86.
!		Achillea millefolium subsp. stricta None	Achillea millefolium subsp. stricta (Schleich.) Hyl.	27	0	CromoCat 2015	Uotila, P. & K. Pellinen. (1985). Chromosome numbers in vascular plants from Finland. Acta Bot. Fenn. 130: 1-37.
!		Achillea millefolium subsp. stricta None	Achillea millefolium subsp. stricta (Schleich.) Hyl.	0	54	CromoCat 2015	Albers, F. & Pusch, J. (1998). In R. Wisskirchen & H. Haeupler, Standardliste der Farn- und Blütenpflanzen Deutschlands. Bundesamt für Naturschutz & Verlag Eugen Ulmer, Stuttgart
		Achillea millefolium subsp. sudetica (Opiz) Oborny	Achillea millefolium subsp. sudetica (Opiz) Oborny		54	Slovakia Database	Májovský J. et al., 1970b: Index of chromosome numbers of Slovakian flora Part 2. - Acta Fac. Rerum Nat. Univ. Comen., Bot. 18: 45-60.
		Achillea millefolium subsp. sudetica (Opiz) Oborny	Achillea millefolium subsp. sudetica (Opiz) Oborny		54	Slovakia Database	Skalińska M. et al., 1964: Additions to chromosome numbers of Polish Angiosperms (Fifth contribution). - Acta Soc. Bot. Poloniae 33/1: 45-76.
!		Achillea millefolium subsp. sudetica (Opiz) Oborny	Achillea millefolium subsp. sudetica (Opiz) Oborny		54(1)	Asteracea	Uhrikova 1970b Acta Fac. Rerum Nat. Univ. Comenianae Bot. Bratislava
		Achillea millefolium subsp. sudetica (Opiz) Oborny	Achillea millefolium subsp. sudetica (Opiz) Oborny		6x(5)	Asteracea	Guo, Y.-P. et al. 2008 Taxon
!		Achillea millefolium subsp. sudetica (Opiz) Oborny	Achillea millefolium subsp. sudetica (Opiz) Oborny	31-35(1)	35(1)	Asteracea	Rehberger 2000 Verlag des Naturhistorischen Museums Wien, Vienna
!		Achillea millefolium subsp. sudetica (Opiz) Oborny	Achillea millefolium subsp. sudetica (Opiz) Oborny		18	IPCN online	Maffei, M., L. Deirino & A. Codignola. 1986. Numeri cromosomici per la flora Italiana: 1064--1069. Inform. Bot. Ital. 18: 153–158.
!		Achillea millefolium subsp. sudetica (Opiz) Oborny	Achillea millefolium subsp. sudetica (Opiz) Oborny		54	IPCN online	Dabrowska, J. 1992. Chromosome number and DNA content in taxa of Achillea L. in relation to the distribution of the genus. Prace Bot. Univ. Wroclawsk. 49: 1–83.
!		Achillea millefolium subsp. sudetica (Opiz) Oborny	Achillea millefolium subsp. sudetica (Opiz) Oborny	31-35	35	IPCN online	Rehberger, U. 2000. In C. Dobea & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna.
!		Achillea millefolium subsp. sudetica (Opiz) Oborny	Achillea millefolium subsp. sudetica (Opiz) Oborny		54	IPCN online	Androshchuk, A. F. I. L. D. K. 1981. Chromosome numbers of the genus Achillea L. Certain species cultivated in botanical gardens. Ukrajins'k. Bot. Žurn. 38 (2): 53–57.
!		Achillea millefolium subsp. sudetica (Opiz) Oborny	Achillea millefolium subsp. sudetica (Opiz) Oborny		54	IPCN online	Danihelka, J. & O. Rotreklová. 2001. Chromosome numbers within the Achillea millefolium and the A. distans groups in the Czech Republic and Slovakia. Folia Geobot. 36: 163–191.
		Achillea millefolium subsp. sudetica (Opiz) Oborny	Achillea millefolium subsp. sudetica (Opiz) Oborny		54	CromoCat 2015	Danihelka, J. & Rotreklová, O. (2001a). Chromosome numbers within the Achillea millefolium and the A. distans groups in the Czech Republic and Slovakia. Folia Geobot., Praha 36: 163-191
!		Achillea millefolium subsp. sudetica (Opiz) Oborny	Achillea millefolium subsp. sudetica (Opiz) Oborny	31-35	0	CromoCat 2015	Rehberger, U. (2000). In C. Dobeš & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna
!		Achillea millefolium subsp. sudetica (Opiz) Oborny	Achillea millefolium subsp. sudetica (Opiz) Oborny	0	35	CromoCat 2015	Rehberger, U. (2000). In C. Dobeš & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna
!		Achillea millefolium subsp. sudetica (Opiz) Oborny	Achillea millefolium subsp. sudetica (Opiz) Oborny	0	45	CromoCat 2015	Dabrowska, J. (1992). Chromosome number and DNA content in taxa of Achilea L. in relation to the distribution of the genus. Acta Univ. Wratislav., Prace Botaniczne 49: 1-83.
!		Achillea millefolium subsp. sudetica (Opiz) Oborny	Achillea millefolium subsp. sudetica (Opiz) Oborny	0	54	CromoCat 2015	Androshchuk, A. F. (1984). In K. M. Sytnika (editor). Pp. 101-105. Tysiachelistniki, Ki
!		Achillea millefolium subsp. sudetica (Opiz) Oborny	Achillea millefolium subsp. sudetica (Opiz) Oborny	0	54	CromoCat 2015	Dabrowska, J. (1992). Chromosome number and DNA content in taxa of Achilea L. in relation to the distribution of the genus. Acta Univ. Wratislav., Prace Botaniczne 49: 1-83.
!		Achillea millefolium subsp. sudetica (Opiz) Weiss	Achillea millefolium subsp. alpestris (Wimm. & Grab.) Gremli		18	CHROBASE	MAFFEI M., DEIRINI L., CODIGNOLA A. - 1987 (1986). Numeri cromosomici per la flora italiana: 1064-1069.. Inform. Bot. Ital. , 18(1-2-3): 153-158.
		Achillea millefolium subsp. sudetica (Opiz) Weiss	Achillea millefolium subsp. alpestris (Wimm. & Grab.) Gremli		54	Flora Europaea	Majovsky et al.,
!		Achillea millefolium var. litoralis Ehrenb. ex Nobs	Achillea millefolium L.	18		Cave1958	Ferris 1958
!		Achillea millefolium var. millefolium	Achillea millefolium L.		36(1)	Asteracea	Androshchuk et al. 1979 Bot. Zhurn. (Moscow ＆ Leningrad)
!		Achillea millefolium var. millefolium	Achillea millefolium L.		36(27)	Asteracea	Androshchuk et al. 1979 Bot. Zhurn. (Moscow ＆ Leningrad)
		Achillea millefolium var. millefolium	Achillea millefolium L.		72(1)	Asteracea	Queiros 1973 Bol. Soc. Brot. (ser. 2), Coimbra
!		Achillea millefolium var. millefolium	Achillea millefolium L.		45(1)	Asteracea	Morton 1981 Bot. J. Linn. Soc.
!		Achillea millefolium var. millefolium	Achillea millefolium L.		72	IPCN73-74	QUEIROS, M. 1973. Contribuicao para o conhecimento citotaxonomico dJ spermatophyta de Portugal. 47(Ser. 2l: 299-314. II Compositae, supl. I Bol. Soc. Brot. I
!		Achillea millefolium var. rubra Sadler	Achillea aspleniifolia Vent.		36	Cave1962	Huziwara 1962b
!		Achillea millefolium var. setacea (W. K.) W. D. J. Koch	Achillea setacea Waldst. & Kit.		72(1)	Asteracea	Queiros 1973 Bol. Soc. Brot. (ser. 2), Coimbra
!		Achillea monticola Martrin-Donos	Achillea millefolium subsp. ceretanica (Sennen) Sennen		72	Flora Iberica	Achillea roseo-alba Ehrendf., spec. nov., eine hybridogene, di- und tetraploide Sippe des... Ehrendorfer, F.Oesterr. Bot. Z.106: 363-368(1959).
		Achillea monticola Martrin-Donos	Achillea millefolium subsp. ceretanica (Sennen) Sennen	36II(4)		Asteracea	Ehrendorfer 1959b Chromosoma
		Achillea monticola Martrin-Donos	Achillea millefolium subsp. ceretanica (Sennen) Sennen		72	IPCN online	Vetter, S., M. Lambrou, C. Franz & F. Ehrendorfer. 1996. Cytogenetics of experimental hybrids within the Achillea millefolium polyploid complex (yarrow). Caryologia 49: 1–12.
!		Achillea monticola Martrin-Donos	Achillea millefolium subsp. ceretanica (Sennen) Sennen		72	Fedorov, 1974	Ehrendorfer 1959b
!		Achillea monticola Martrin-Donos	Achillea millefolium subsp. ceretanica (Sennen) Sennen	36		Cave1959	Ehrendorfer 1959b
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992b. Die Achillea millefolium-Gruppe (Asteraceae) in Mitteleuropa, 1. Problemstellung, Merkmalserhebung und Untersuchungsmaterial. Phyton (Horn) 31[2], 185-207. under Achillea roseo-alba - A. distans-transition type, -- 1992a. Achillea pratensis Sauk
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 4x* [x = 9]	Austria_checklist	-- 1992a. Achillea pratensis Saukel & L?nger, spec. nova, eine tetraploide Sippe der Achillea millefolium-Gruppe. Phyton (Horn) 32[1], 159-172.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		2n = 36	Austria_checklist	Vetter, St., Lambrou, M., Franz, Ch. et al. 1996a. Cytogenetics of experimental hybrids within the Achillea millefolium polyploid complex (yarrow). Caryologia 49[1], 1-12.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		36	Slovakia Database	Danihelka J. & Rotreklová O., 2001: Chromosome numbers within the Achillea millefolium and the A. distans groups in the Czech Republic and Slovakia. - Folia Geobotanica 36/2: 163-191.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		36A+1B	Slovakia Database	Danihelka J. & Rotreklová O., 2001: Chromosome numbers within the Achillea millefolium and the A. distans groups in the Czech Republic and Slovakia. - Folia Geobotanica 36/2: 163-191.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		36	Slovakia Database	Danihelka J. & Rotreklová O., 2001: Chromosome numbers within the Achillea millefolium and the A. distans groups in the Czech Republic and Slovakia. - Folia Geobotanica 36/2: 163-191.
!		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		36(2)	Asteracea	Vetter et al. 1996b Caryologia
		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		36+0-2B	IPCN online	Saukel, J. & R. Länger. 1992. Achillea pratensis Saukel & Länger, spec. nova, eine tetraploide Sippe der Achillea millefolium--Gruppe. Phyton (Horn) 32: 159–172.
		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		36	IPCN online	Vetter, S. 1995. Kreuzungsexperimente mit tetraploiden Sippen der Achillea millefolium--Gruppe (Asteraceae): Sesquiterpene und morphologische Merkmale hybridogener F1 Populationen im vergleich. Linzer Biol. Beitr. 27: 1161–1211.
		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		36	IPCN online	Vetter, S., M. Lambrou, C. Franz & F. Ehrendorfer. 1996. Cytogenetics of experimental hybrids within the Achillea millefolium polyploid complex (yarrow). Caryologia 49: 1–12.
		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		36+0-1B	IPCN online	Danihelka, J. & O. Rotreklová. 2001. Chromosome numbers within the Achillea millefolium and the A. distans groups in the Czech Republic and Slovakia. Folia Geobot. 36: 163–191.
		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		36	IPCN online	Meierott, L. 2002. Vorläufige Bemerkungen zu Achillea pratensis Saukel & Länger in Franken. Ber. Bayer. Bot. Ges. 72: 125–128.
		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		36	IPCN online	Danihelka, J. & O. Rotreklová. 2001. Achillea pratensis---a recently recognized species of the Czech flora. Preslia 73: 1–27.
		Achillea pratensis Saukel & R. Länger	Achillea millefolium L.		36	IPCN online	Lippert. 2006. Chromosomenzahlen von Pflanzen aus Bayern und anderen Gebieten. Ber. Bayer. Bot. Ges. 76: 85–110.
		Achillea puberula Rydb.	Achillea millefolium L.		36(1)	Asteracea	Ehrendorfer 1952 Carnegie Inst. Wash. Yearb.
		Achillea puberula Rydb.	Achillea millefolium L.		36	Fedorov, 1974	Ehrendorfer 1952
!		Achillea setacea Schwein.	Achillea millefolium L.		18	Slovakia Database	Májovský J. et al., 1970a: Index of chromosome numbers of Slovakian flora (Part 1). - Acta Fac. Rerum Nat. Univ. Comen., Bot. 16: 1-26.
!		Achillea setacea Schwein.	Achillea millefolium L.		18	Fedorov, 1974	Ehrendorfer 1953b. 1959a; b, 1962c
!		Achillea setacea Schwein.	Achillea millefolium L.		2n = 18	Austria_checklist	Tohidast-Akrad, M. 1981. Beitr?ge zur Karyosystematik und Evolution von Achillea (Asteraceae - Anthemideae): Chromosomenzahlen, Feulgen- und Giemsa-C-geb?nderte Chromosomen. pp. 51-6 Tab. + 85 Fig. Diss., Universit?t Wien.
!		Achillea setacea Schwein.	Achillea millefolium L.		2n = 2x* [x = 9]	Austria_checklist	-- 1992b. Die Achillea millefolium-Gruppe (Asteraceae) in Mitteleuropa, 1. Problemstellung, Merkmalserhebung und Untersuchungsmaterial. Phyton (Horn) 31[2], 185-207.
!		Achillea setacea Schwein.	Achillea millefolium L.		2n = 18	Austria_checklist	-- 1953. Systematische und zytogenetische Untersuchungen an europ?ischen Rassen des Achillea-millefolium-Komplexes. ?sterr.Bot.Z. 100, 583-592.
!		Achillea setacea Schwein.	Achillea millefolium L.		2n = 18	Austria_checklist	Bugge, G. 1991. Untersuchungen der Sippen des Achillea-millefolium-Komplexes auf Azulengehalt und Ploidiegrad. Angew.Botanik 65, 331-339.
!		Achillea submillefolium Klokov & Krytzka	Achillea millefolium L.		36(5)	Asteracea	Guo, Y.-P. et al. 2008 Taxon
!		Achillea submillefolium Klokov & Krytzka	Achillea millefolium L.		36, 72	IPCN online	Dmitrieva, S. A. 2000. Karyology of the flora of Byelarus. Page 42 in Thesis of the Diss. Doc. Biol. Sci. Minsk.
!		Achillea sudetica Opiz	Achillea millefolium subsp. sudetica (Opiz) Oborny		54(1)	Asteracea	Majovsky et al. 1970b Acta Fac. Rerum Nat. Univ. Comenianae Bot. Bratislava
		Achillea sudetica Opiz	Achillea millefolium subsp. sudetica (Opiz) Oborny		54	IPCN online	Androshchuk, A. F. 1984. Pp. 101--105 in K. M. Sytnika (editor), Tysiachelistniki.
!		Achillea sudetica Opiz	Achillea millefolium subsp. sudetica (Opiz) Oborny		54	IPCN67-71	MAJOVSKY, J., ET. AL. 1970. Index of chromosome numbers of Slovakian flora. (Part 2). Acta Fae. Rerum Nat. Univ. Comenianae Bot. 18: 45-60.
!		Achillea tanacetifolia Mill.	Achillea millefolium L.		54	C-values database	Dabrowska J. 1992. Chromosome number and DNA content in taxa of Achillea L. in relation to the distribution of the genus. Prace Botaniczne 49: 1-84.