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CCDB → Angiosperms → Compositae → Sonchus → Sonchus arvensis L.

126 chromosome counts in Sonchus arvensis L.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
		Sonchus arvensis L.	Sonchus arvensis L.		54	Slovakia Database	Májovský J., Uhríková A., Javorčíková D., Mičieta K., Králik E., Dúbravcová Z., Feráková V., Murín A., Černušáková D., Hindáková M., Schwarzová T. & Záborský J., 2000: Prvý doplnok karyotaxonomického prehľadu flóry Slovenska. - Acta Fac. Rerum Nat. Univ. Comen., Bot. Supplementum Nr. 1: 1-127.
		Sonchus arvensis L.	Sonchus arvensis L.		36	IAPT/IOPB	IAPT/IOPB Chromosome Data 13
!		Sonchus arvensis L.	Sonchus arvensis L.		54	British Isles cytology	Edmonds, J.M., Sell, P.D., Walters, S.M. Watsonia 10: 159-161 (1974)
!		Sonchus arvensis L.	Sonchus arvensis L.		54	British Isles cytology	Dempsey, R.E., Gornall, R.J., Bailey, J.P. Watsonia 20: 63-66 (1994)
!		Sonchus arvensis L.	Sonchus arvensis L.		54	British Isles cytology	Curran, P.L. Irish Naturalists' J. 16: 7-9 (1968)
!		Sonchus arvensis L.	Sonchus arvensis L.		54	British Isles cytology	Morton, J.K. Watsonia 11: 211-223 (1977)
!		Sonchus arvensis L.	Sonchus arvensis L.		54	British Isles cytology	Jones, K. (1969)
!		Sonchus arvensis L.	Sonchus arvensis L.		54	flora of NW Europe	http://wbd.etibioinformatics.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=3908
!		Sonchus arvensis L.	Sonchus arvensis L.		36	Flora Europaea	V. Sorsa, 1962
!		Sonchus arvensis L.	Sonchus arvensis L.		54	Flora Europaea	Gadella & Kliphuis,
!		Sonchus arvensis L.	Sonchus arvensis L.		36	Poland Database	Skali?ska M., Jankun A., Wcis?o H. et al. 1971. Studies in chromosome numbers of Polish Angiosperms. Eighth contribution. Acta Biol. Cracov. Ser. Bot. 14, 55-102.
!		Sonchus arvensis L.	Sonchus arvensis L.		40	Poland Database	Skali?ska M., Jankun A., Wcis?o H. et al. 1971. Studies in chromosome numbers of Polish Angiosperms. Eighth contribution. Acta Biol. Cracov. Ser. Bot. 14, 55-102.
!		Sonchus arvensis L.	Sonchus arvensis L.		54	Poland Database	Skali?ska M., Jankun A., Wcis?o H. et al. 1971. Studies in chromosome numbers of Polish Angiosperms. Eighth contribution. Acta Biol. Cracov. Ser. Bot. 14, 55-102.
		Sonchus arvensis var. arvensis	Sonchus arvensis L.		54, 54+0-1B(19, 15)	Asteracea	Lovkvist ＆ H. 1999 Opera Bot.
!		Sonchus arvensis subsp. arvensis	Sonchus arvensis L.		45(1)	Asteracea	Mulligan 1957 Canad. J. Bot. (= Botany)
		Sonchus arvensis subsp. arvensis	Sonchus arvensis L.		54(1)	Asteracea	Pegtel 1976 Diss. Groningen
		Sonchus arvensis L.	Sonchus arvensis L.	>30(1)		Asteracea	Tischler 1937 Cytologia
!		Sonchus arvensis L.	Sonchus arvensis L.		36, 45(1)	Asteracea	Shumovich ＆ M. 1955 Canad. J. Agr. Sci.
		Sonchus arvensis L.	Sonchus arvensis L.	9		IPCN65	Mehra et al. 1965
		Sonchus arvensis subsp. arvensis	Sonchus arvensis L.		c.36	IPCN online	Jalas, J. & K. Pellinen. 1985. Chromosome counts on Erigeron, Hieracium, Pilosella and Sonchus (Compositae), mainly from Finland. Ann. Bot. Fenn. 22: 45–47.
		Sonchus arvensis subsp. arvensis	Sonchus arvensis L.		54	IPCN online	Kiehn, M., E. Vitek, E. Hellmayr, J. Walter, J. Tschenett, C. Justin & M. Mann. 1991. Beiträge zur Flora von Österreich: Chromosomenzählungen. Verh. Zool.-Bot. Ges. Wien 128: 19–39.
		Sonchus arvensis subsp. arvensis	Sonchus arvensis L.		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.
		Sonchus arvensis L.	Sonchus arvensis L.		36, (37)	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.
		Sonchus arvensis L.	Sonchus arvensis L.		36	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.
		Sonchus arvensis L.	Sonchus arvensis L.		18	IPCN online	Prabha, C. & R. P. Roy. 1986. Cytomixis in Sonchus arvensis Linn. Proc. Indian Sci. Congr. Assoc. 73(3–VI): 181.
		Sonchus arvensis L.	Sonchus arvensis L.		36	IPCN online	Nazarova, E. A. 1984. Chromosome numbers in the Caucasian representatives of the families Asteraceae, Brassicaceae, Fabaceae, Limoniaceae. Bot. Zhurn. SSSR 69(7): 972–975. (In Russian).
		Sonchus arvensis L.	Sonchus arvensis L.		36	IPCN online	Dmitrieva, S. A. 1987. Kariologicheskaja kharakteristika nekotorykh predstaviteley sem. slozhnocvetnykh (Asteraceae Dumort.) flory Belorussii. Botanika (Minsk) 28: 23–33.
		Sonchus arvensis L.	Sonchus arvensis L.	27		IPCN online	Mulligan, G. A. 1984. Chromosome numbers of some plants native and naturalized in Canada. Naturaliste Canad. 111: 447–449.
		Sonchus arvensis L.	Sonchus arvensis L.	9		IPCN online	Prabha, C. 1989. Interspecific hybridisation in the genus Sonchus L. (Asteraceae). Genét. Ibér. 41: 135–145.
		Sonchus arvensis L.	Sonchus arvensis L.		36	IPCN online	Nazarova, E. A. 1989. Karyological and palynological study of representatives of the genus Sonchus from the Caucasus. Bot. Žhurn. (Moscow & Leningrad) 74: 53–59.
		Sonchus arvensis L.	Sonchus arvensis L.	9	18	IPCN online	Mathew, A. & P. M. Mathew. 1988. Cytological studies on the south Indian Compositae. Glimpses Pl. Res. 8: 1–177.
		Sonchus arvensis L.	Sonchus arvensis L.		36	IPCN online	Gorzko, T., D. Sokólska & K. Bijok. 1980. Karyologic and embryologic studies of Sonchus arvensis L. from natural habitats in northern Poland. Zesz. Nauk. Wydz. Biol. Nauk Ziemi, Biol. 2: 61–68.
		Sonchus arvensis L.	Sonchus arvensis L.	9		IPCN online	Hong, D. y. & S. z. Zhang. 1990. Observations on chromosomes of some plants from western Sichuan. Cathaya 2: 191–197.
		Sonchus arvensis L.	Sonchus arvensis L.		18	IPCN online	Prabha, C. 1988. A report of accessory chromosomes in two diploid species of Sonchus L. Cell Chromosome Res. 11: 28–29.
		Sonchus arvensis L.	Sonchus arvensis L.		36	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.
		Sonchus arvensis L.	Sonchus arvensis L.	9	18	IPCN online	Hiremath, B. S. 1989. Cytological studies in Sonchus arvensis Linn. Proc. Indian Sci. Congr. Assoc. 76(3,VI): 182.
		Sonchus arvensis L.	Sonchus arvensis L.		54	IPCN online	Dempsey, R. E., R. J. Gornall & J. P. Bailey. 1994. Contributions to a cytological catalogue of the British and Irish flora, 4. Watsonia 20: 63–66.
		Sonchus arvensis L.	Sonchus arvensis L.		18	IPCN online	Singh, S. P. 1993. Karyo-morphological studies of Sonchus arvensis. Proc. Indian Sci. Congr. Assoc. 80(4A): 150–151.
		Sonchus arvensis L.	Sonchus arvensis L.	9		IPCN online	Kumar, R. 1993. Meiotic studies and chromosomal behavior of Sonchus arvensis. Proc. Indian Sci. Congr. Assoc. 80(4A): 152.
		Sonchus arvensis L.	Sonchus arvensis 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.
		Sonchus arvensis L.	Sonchus arvensis L.		18	IPCN online	Peng, C. i. & C. c. Hsu. 1978. Chromosome numbers in Taiwan Compositae. Bot. Bull. Acad. Sin. 19: 53–66.
		Sonchus arvensis L.	Sonchus arvensis L.	18	36	IPCN online	Rostovtseva, T. S. 1979a. Chromosome numbers of some species of the family Asteraceae Dumort. Bot. Zhurn. SSSR 64 (4): 582–589.
		Sonchus arvensis L.	Sonchus arvensis 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.
		Sonchus arvensis L.	Sonchus arvensis L.		18	IPCN online	Peng, C. i. & C. c. Hsu. 1977. In IOPB chromosome number reports LVIII. Taxon 26: 557–565.
		Sonchus arvensis L.	Sonchus arvensis L.	9		IPCN online	Sharma, A. K. 1970. Annual report, 1967-1968. Res. Bull. Univ. Calcutta Cytogenetics Lab. 2: 1–50.
		Sonchus arvensis L.	Sonchus arvensis L.		36, 37, 54	IPCN online	Dmitrieva, S. A. 2000. Karyology of the flora of Byelarus. Page 42 in Thesis of the Diss. Doc. Biol. Sci. Minsk.
		Sonchus arvensis L.	Sonchus arvensis L.		36	IPCN online	Volkova, S. A. & D. D. Basargin. 2002. Chromosome numbers of species of Chabarovsk territory flora. Bot. Žhurn. (Moscow & Leningrad) 87(4): 165–167.
		Sonchus arvensis var. arvensis	Sonchus arvensis L.		54+0-1B	IPCN online	Lövkvist, B. & U. M. Hultgård. 1999. Chromosome numbers in south Swedish vascular plants. Opera Bot. 137: 1–42.
		Sonchus arvensis var. arvensis	Sonchus arvensis L.		54	IPCN online	PEGTEL, D. M. 1976. On the ecology of two varieties of Sonchus avensis L. Dissertation, Groningen Universitat. 148 pp.
		Sonchus arvensis L.	Sonchus arvensis L.	18		IPCN72	ALAM, s. 1972. Morphology, cytology, crossability and herbicide reaction of Sonchus arvensis L., ~- oleraceus L., and their hybrids. Bangladesh J. Bot. 1: 179-184.
!		Sonchus arvensis L.	Sonchus arvensis L.	9, 16, 18		IPCN72	GUPTA, P.K . D.K. AGARWAL, & A.K. SRIVASTAVA. 1972. Further cytological investigations in Indian Compositae. Cytologia 37: 581-593.
!		Sonchus arvensis L.	Sonchus arvensis L.	18		IPCN72	HSIEH, T-S., A.B. SCHOOLER, A. BELL, J.D. NALEWAJA. 1972. Cytotaxonomy of three Sonchus species. Amer. J. Bot. 59: 789-796.
!		Sonchus arvensis L.	Sonchus arvensis L.		54	IPCN67-71	CURRAN, P.L. 1968. Chromosome numbers of sone Irish plants. Irish Naturalists' J. 16: 7-9.
		Sonchus arvensis L.	Sonchus arvensis L.		54	IPCN67-71	GADELLA, Th. W.J., & E. KLIPHUIS. 1968. Chromosome numbers of flowering plants in the Netherlands IV. Proc. Roy. Netherlands Acad. Sci. ser. C. 71: 168-183.
!		Sonchus arvensis L.	Sonchus arvensis L.	9		IPCN67-71	HSU, c.-c. 1970. Preliminary chromosome studies on the vascular plants of Taiwan (III) The aster family, Compositae. Taiwania 15: 17-29.
		Sonchus arvensis L.	Sonchus arvensis L.		54	IPCN67-71	GADELLA, Th. W. J., & E. KLIPHUIS. 1967. Chromosome numbers of flowering plants in the Netherlands III. Proc. Roy. Neth. Acad. Sci. Ser. c. 70: 7-20.
!		Sonchus arvensis L.	Sonchus arvensis L.		36	IPCN67-71	SKALINSKA, M., A. JANKUN, H. WCISLO ET AL. 1971. Studies in chromosome numbers of Polish Angiosperms. Eighth contribution. Acta Biol. Cracov., Ser. Bot. 14: 55-102.
!		Sonchus arvensis subsp. arvensis	Sonchus arvensis L.		64	Love, 1948	Wulff 1937 b. Erlandsson (L. & L. 1942 b).
		Sonchus arvensis L.	Sonchus arvensis 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.
		Sonchus arvensis L.	Sonchus arvensis L.		54	IPCN73-74	EDMONDS, J.M., P.O. SELL, & S.M. WALTERS. 1974. Some British chromosome counts in the Compositae sub-family Cichorioideae. Watsonia 10: 159-161.
!		Sonchus arvensis L.	Sonchus arvensis L.		18	Kumar, 1987	Shetty, B.V. 1961 ; Sorsa, V. 1963a; Mehra, P.N. et al. 1965 ; Hsu, C.-C. 1970; Remanandan, P. & Mehra, P.N. 1974; Peng, C.-I. & Hsu, C.-C. 1977, 1978
!		Sonchus arvensis L.	Sonchus arvensis L.		18-36	Kumar, 1987	Tomkins, D.J. & Grant, W.F. 1978
!		Sonchus arvensis L.	Sonchus arvensis L.		18, 32, 36	Kumar, 1987	Gupta, P.K. et al. 1972
!		Sonchus arvensis L.	Sonchus arvensis L.		c.36	Kumar, 1987	Sorsa, V. 1962
!		Sonchus arvensis L.	Sonchus arvensis L.		36	Kumar, 1987	Skalinska, M. et al. 1971 ; Alam, S. 1972; Hsieh, T.-S. et at. 1972
!		Sonchus arvensis L.	Sonchus arvensis L.		36, 45, 54	Kumar, 1987	Mulligan, G.A. 1957
!		Sonchus arvensis L.	Sonchus arvensis L.		36, 54	Kumar, 1987	Shumovich, W. & Montgomery, F.H. 1955
!		Sonchus arvensis L.	Sonchus arvensis L.		54	Kumar, 1987	Love, A. & Love, D. 1956b ; Boulos, L. 1961 ; Gadella, T.W.J. & Kliphuis, E. 1963, 1967, 1968a; Curran, P.L. 1968; Edmonds, J.M. eta!. 1974
!		Sonchus arvensis L.	Sonchus arvensis L.		54, 64	Kumar, 1987	Boulos, L. 1959
!		Sonchus arvensis L.	Sonchus arvensis L.		>60	Kumar, 1987	Tischler, G. 1937
!		Sonchus arvensis L.	Sonchus arvensis L.		64	Kumar, 1987	Erlandsson Love, A. & Love, D. 1942b); Rohweder, H. 1937; Wulff, H.D. 1937b
!		Sonchus arvensis L.	Sonchus arvensis L.		18,36,54	eFlora
		Sonchus arvensis subsp. arvensis	Sonchus arvensis L.		54	eFlora
		Sonchus arvensis L.	Sonchus arvensis L.		18	Fedorov, 1974	Shetty 1961
		Sonchus arvensis L.	Sonchus arvensis L.		18	Fedorov, 1974	Sorsa V. 1963a
		Sonchus arvensis L.	Sonchus arvensis L.		18	Fedorov, 1974	Mehra P. N. et al.1965
		Sonchus arvensis L.	Sonchus arvensis L.		~36	Fedorov, 1974	Sorsa V. 1962
		Sonchus arvensis L.	Sonchus arvensis L.		36, 45, 54	Fedorov, 1974	Mulligan 1957
		Sonchus arvensis L.	Sonchus arvensis L.		36, 54	Fedorov, 1974	Shumovich, Montgomery 1955
		Sonchus arvensis L.	Sonchus arvensis L.		54	Fedorov, 1974	Love A., LOve D. 1956b
		Sonchus arvensis L.	Sonchus arvensis L.		54	Fedorov, 1974	Boulos 1961
		Sonchus arvensis L.	Sonchus arvensis L.		54	Fedorov, 1974	Gadella, Kliphuis 1963, 1967
		Sonchus arvensis L.	Sonchus arvensis L.		54, 64	Fedorov, 1974	Boulos 1959
		Sonchus arvensis L.	Sonchus arvensis L.		60	Fedorov, 1974	Tischler 1937
		Sonchus arvensis L.	Sonchus arvensis L.		64	Fedorov, 1974	Erlandsson (LOve A., Love D. 1942b)
		Sonchus arvensis L.	Sonchus arvensis L.		64	Fedorov, 1974	Rohweder 1937
		Sonchus arvensis L.	Sonchus arvensis L.		64	Fedorov, 1974	Wulff 1937b
!		Sonchus arvensis L.	Sonchus arvensis L.		64	Darlington, 1955	Wulff 1937b
		Sonchus arvensis L.	Sonchus arvensis L.		54	IAPT/IOPB	IAPT/IOPB Chromosome Data 17
		Sonchus arvensis subsp. arvensis	Sonchus arvensis L.		2n = 54	Austria_checklist	Kiehn, M., Vitek, E., Hellmayr, E. et al. 1991. Beitr?ge zur Flora von ?sterreich: Chromosomenz?hlungen. Verh.Zool.-Bot.Ges.?sterreich 128, 19-39.
		Sonchus arvensis L.	Sonchus arvensis L.		54	Cave1956	Love & Love b
		Sonchus arvensis L.	Sonchus arvensis L.		54	Cave1957	Mulligan
		Sonchus arvensis L.	Sonchus arvensis L.	9	18	Cave1963	Sorsa 1962, 1963a
		Sonchus arvensis L.	Sonchus arvensis L.		54	Cave1963	Gadella & Klip. 1963
		Sonchus arvensis L.	Sonchus arvensis L.	9		CromoCat 2015	Hong, D.-y. & Zhang, S.-z. (1990). Observations on chromosomes of some plants from western Sichuan Observations on chromosomes of some plants from western Sichuan. Cathaya 2: 191-197.
		Sonchus arvensis L.	Sonchus arvensis L.	9	0	CromoCat 2015	Bellomaria, B. & Hruska, K. (1983). Numeri cromosomici per la flora italiana: 962-966. Inf. Bot. Ital. 15: 53-57.
		Sonchus arvensis L.	Sonchus arvensis L.	9	0	CromoCat 2015	Hiremath, B. S. (1989). Cytological studies in Sonchus arvensis Linn. Proc. Indian Sci. Congr. Assoc. 76(3,VI): 182.
		Sonchus arvensis L.	Sonchus arvensis L.	9	0	CromoCat 2015	Kumar, R. (1993). Meiotic studies and chromosomal behavior of Sonchus arvensis. Proc. Indian Sci. Congr. Assoc. 80(4A): 152.
		Sonchus arvensis L.	Sonchus arvensis L.	9	0	CromoCat 2015	Prabha, C. (1989). Interspecific hybridisation in the genus Sonchus L. (Asteraceae). Genét. Ibér. 41: 135–145.
		Sonchus arvensis L.	Sonchus arvensis L.	27		CromoCat 2015	Mulligan, G. A. (1984). Chromosome numbers of some plants native and naturalized in Canada. Naturaliste Canad. 111: 447-449.
		Sonchus arvensis L.	Sonchus arvensis L.	18	0	CromoCat 2015	Rostovtseva, T. S. (1979). Chromosome numbers of some species of the family Asteraceae Dumort. Bot. Žurn. 64: 582-589.
		Sonchus arvensis L.	Sonchus arvensis L.	0	18	CromoCat 2015	Bellomaria, B. & Hruska, K. (1983). Numeri cromosomici per la flora italiana: 962-966. Inf. Bot. Ital. 15: 53-57.
		Sonchus arvensis L.	Sonchus arvensis L.	0	18	CromoCat 2015	Hiremath, B. S. (1989). Cytological studies in Sonchus arvensis Linn. Proc. Indian Sci. Congr. Assoc. 76(3,VI): 182.
		Sonchus arvensis L.	Sonchus arvensis L.	0	18	CromoCat 2015	Prabha, C. (1989). Interspecific hybridisation in the genus Sonchus L. (Asteraceae). Genét. Ibér. 41: 135–145.
		Sonchus arvensis L.	Sonchus arvensis L.	0	18	CromoCat 2015	Singh, S. P. (1993). Karyo-morphological studies of Sonchus arvensis. Proc. Indian Sci. Congr. Assoc. 80(4A): 150–151.
		Sonchus arvensis L.	Sonchus arvensis L.	0	36	CromoCat 2015	Dmitrieva, S. A (2000). Karyology of the flora of Byelarus. 42 Thesis of the Diss. Doc. Biol. Sci. Minsk.
		Sonchus arvensis L.	Sonchus arvensis L.	0	36	CromoCat 2015	Probatova, N.S.& Kazanovsky, S.G.& Rudyka, E.G. & Seledets, V.P. & Nechaev,V.A (2012). IAPT/IOPB Chromosome Data 13 Taxon 61:899-902
		Sonchus arvensis L.	Sonchus arvensis L.	0	36	CromoCat 2015	Rostovtseva, T. S. (1979). Chromosome numbers of some species of the family Asteraceae Dumort. Bot. Žurn. 64: 582-589.
		Sonchus arvensis L.	Sonchus arvensis L.	0	36	CromoCat 2015	Volkova, S. A. & D. D. Basargin. (2002). Chromosome numbers of species of Chabarovsk territory flora. Bot. Žhurn. 87(4): 165–167.
		Sonchus arvensis L.	Sonchus arvensis L.	0	37	CromoCat 2015	Dmitrieva, S. A (2000). Karyology of the flora of Byelarus. 42 Thesis of the Diss. Doc. Biol. Sci. Minsk.
		Sonchus arvensis L.	Sonchus arvensis L.	0	54	CromoCat 2015	Dempsey, R. E., Gornall, R. J. & Bailey, J. P. (1994). Contributions to a cytological catalogue of the British and Irish flora, 4. Watsonia 20: 63-66.
		Sonchus arvensis L.	Sonchus arvensis L.	0	54	CromoCat 2015	Dmitrieva, S. A (2000). Karyology of the flora of Byelarus. 42 Thesis of the Diss. Doc. Biol. Sci. Minsk.
		Sonchus arvensis L.	Sonchus arvensis L.		(37)	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.
		Sonchus arvensis L.	Sonchus arvensis L.		18	CromoCat 2015	Peng, C. -I. (1977). Reports [In Löve, A. (ed.), IOPB chromosome numbers reports LVIII]. Taxon 26(5/6): 562-564.
		Sonchus arvensis L.	Sonchus arvensis L.		32	CromoCat 2015	Kuzmanov, B., Georgieva, S. & Nikolova, M. (1993a). Karyological study of Bulgarian Asteraceae. Vll. Fitologija 44: 16-31.
		Sonchus arvensis L.	Sonchus arvensis L.		32	CromoCat 2015	Kuzmanov, B., Georgieva, S. & Nikolova, V. (1986). Chromosome numbers of Bulgarian flowering plants. I, Fam. Asteraceae. Fitologija 31: 71-74.
		Sonchus arvensis L.	Sonchus arvensis L.		36	CromoCat 2015	Kuzmanov, B., Georgieva, S. & Nikolova, M. (1993a). Karyological study of Bulgarian Asteraceae. Vll. Fitologija 44: 16-31.
		Sonchus arvensis L.	Sonchus arvensis L.		36	CromoCat 2015	Kuzmanov, B., Georgieva, S. & Nikolova, V. (1986). Chromosome numbers of Bulgarian flowering plants. I, Fam. Asteraceae. Fitologija 31: 71-74.
		Sonchus arvensis L.	Sonchus arvensis L.		36	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.
		Sonchus arvensis L.	Sonchus arvensis L.		36+0-2B	CromoCat 2015	Lövkvist, B. & Hultgård, U.-M. (1999). Chromosome numbers in south Swedish vascular plants Opera botanica 137: 1-42
		Sonchus arvensis L.	Sonchus arvensis L.		54	CromoCat 2015	Albers, F. & Pröbsting, W. (1998). In R. Wisskirchen & H. Haeupler, Standardliste der Farn- und Blütenpflanzen Deutschlands. Bundesamt für Naturschutz & Verlag Eugen Ulmer, Stuttgart
		Sonchus arvensis L.	Sonchus arvensis L.		c. 54	CromoCat 2015	Jalas, J. & Pellinen, K. (1985). Chromosome counts on Erigeron, Hieracium, Pilosella and Sonchus (Compositae), mainly from Finland. Ann. Bot. Fenn. 22: 45-47.
!		Sonchus arvensis L.	Sonchus arvensis L.		54	CromoCat 2015	Kiehn, M., Vitek, E., Hellmayr, E., Walter, J., Tschenett, J., Justin, C. & Mann, M. (1991). Beiträge zur Flora von Österreich: Chromosomenzählungen. Verhandlungen der Zoologisch-botanischen Gesellschaft in Wien 128: 19-39
!		Sonchus arvensis L.	Sonchus arvensis L.		c.36	CromoCat 2015	Jalas, J. & Pellinen, K. (1985). Chromosome counts on Erigeron, Hieracium, Pilosella and Sonchus (Compositae), mainly from Finland. Ann. Bot. Fenn. 22: 45-47.
		Sonchus arvensis L.	Sonchus arvensis L.		36	IAPT/IOPB	IAPT/IOPB Chromosome Data 26
		Sonchus arvensis L.	Sonchus arvensis L.		18	IAPT/IOPB	IAPT/IOPB Chromosome Data 27