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CCDB → Angiosperms → Compositae → Achillea → Achillea clavennae L.

19 chromosome counts in Achillea clavennae L.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
!		Achillea clavennae L.	Achillea clavennae L.		18	CHROBASE	BALTISBERGER M. - 1990. Zytologische Untersuchungen an einigen Arten aus Italien.. Archivio Botanico Italiano , 66(3/4): 153-165.
!		Achillea clavennae L.	Achillea clavennae L.	9		CHROBASE	CHIARUGI A. - 1927. Ricerche sulla embriologia delle Asteraceae.. N. Giorn. Bot. Ital., n.s. , 34: 717-777.
!		Achillea clavennae L.	Achillea clavennae L.		18	CHROBASE	Baltisberger M., Kurg K., Widmer A. - 1999 (1997). Cytological data of some plant species from Italy.. Archivio Geobotanico , 2(2): 133-142.
!		Achillea clavennae L.	Achillea clavennae L.		18	Flora Europaea	Contandriopoulos
!		Achillea clavennae var. intercedens Heimerl	Achillea clavennae L.		18(1)	Asteracea	Mededovic 1984 God. Biol. Inst. Univ. Sarajevo
!		Achillea clavennae var. clavennae	Achillea clavennae L.		18(1)	Asteracea	Mededovic 1984 God. Biol. Inst. Univ. Sarajevo
!		Achillea clavennae L.	Achillea clavennae L.	9(1)		Asteracea	Chiarugi 1927b Nuovo Giorn. Bot. Ital. (= Plant Biosystems)
!		Achillea clavennae L.	Achillea clavennae L.		18	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 clavennae L.	Achillea clavennae L.		18	IPCN online	Baltisberger, M. 1990. Zytologische Untersuchungen an einigen Arten aus Italien. Arch. Bot. Ital. 66: 153–165.
!		Achillea clavennae L.	Achillea clavennae L.		18	IPCN online	Dabrowska, J. 1989. The chromosome numbers of several taxa of the genus Achillea L. Acta Soc. Bot. Poloniae 58: 163–177.
!		Achillea clavennae L.	Achillea clavennae L.		18	IPCN online	Dobea, C., B. Hahn & W. Morawetz. 1997. Chromosomenzahlen zur Gefässpflanzen-Flora Österreichs. Linzer Biol. Beitr. 29(1): 5–43.
!		Achillea clavennae L.	Achillea clavennae L.		18	IPCN online	Tohidast-Akrad, M. 2000. In C. Dobea & E. Vitek, Documented Chromosome Number Checklist of Austrian Vascular Plants. Verlag des Naturhistorischen Museums Wien, Vienna.
!		Achillea clavennae L.	Achillea clavennae L.		18	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 clavennae L.	Achillea clavennae L.		18	IPCN online	PLCHOVA, S., V. SPURNA & Z. KARPFEL. 1970. Intra- and interspecific differentiation within the Achillea genus. Pl. Med. (Stuttgart) 19: 75–82.
		Achillea clavennae L.	Achillea clavennae L.		18	Fedorov, 1974	Chiarugi 1927a, b
!		Achillea clavennae L.	Achillea clavennae 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 clavennae None	Achillea clavennae 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 clavennae None	Achillea clavennae 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 clavennae None	Achillea clavennae L.		2n = 18	Austria_checklist	Dobe?, Ch., Hahn, B., & Morawetz, W. 1997. Chromosomenzahlen zur Gef??pflanzen-Flora ?sterreichs. Linzer Biol.Beitr. 29[1], 5-43.