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CCDB → Angiosperms → Compositae → Arnica → Arnica chamissonis Less.

28 chromosome counts in Arnica chamissonis Less.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
		Arnica chamissonis subsp. chamissonis	Arnica chamissonis Less.		76(1)	Asteracea	Wolf 1987 Rhodora
		Arnica chamissonis Less.	Arnica chamissonis Less.		38(1)	Asteracea	Straley 1979 Taxon
		Arnica chamissonis Less.	Arnica chamissonis Less.	ca.53-54(1)		Asteracea	Ornduff et al. 1963 Amer. J. Bot.
		Arnica chamissonis Less.	Arnica chamissonis Less.		60(1)	Asteracea	Zhukova 1967 In Avrorin, N. A. (ed.): Plantarum in Zonam Polarem Transportatio. II. Leningrad
		Arnica chamissonis Less.	Arnica chamissonis Less.		38(1)	Asteracea	Zhao ＆ T. 1993 Sida (= J. Bot. Res. Inst. Texas)
		Arnica chamissonis Less.	Arnica chamissonis Less.		57	IPCN online	Chinnappa, C. C. & J. G. Chmielewski. 1987. Documented plant chromosome numbers 1987: 1. Miscellaneous counts from western North America. Sida 12: 409–417.
		Arnica chamissonis Less.	Arnica chamissonis Less.		57	IPCN online	Wolf, S. J. 1980. Cytogeographical studies in the genus Arnica (Compositae : Senecioneae). I. Amer. J. Bot. 67: 300–308.
		Arnica chamissonis subsp. chamissonis	Arnica chamissonis Less.		76	IPCN online	Wolf, S. J. 1987. Cytotaxonomic studies in the genus Arnica (Compositae: Senecioneae). Rhodora 89: 391–400.
		Arnica chamissonis subsp. chamissonis	Arnica chamissonis Less.		57	IPCN online	Downie, S. R. 1985. Chromosome Number Reports LXXXVIII. Taxon 34: 547–551.
		Arnica chamissonis subsp. chamissonis	Arnica chamissonis Less.		38	IPCN online	Straley, G. B. 1979. In IOPB chromosome number reports LXIII. Taxon 28: 278.
		Arnica chamissonis subsp. foliosa (Nutt.) Maguire	Arnica chamissonis Less.		57	IPCN online	Löve, A. & D. Löve. 1982. In: IOPB chromosome number reports LXXIV. Taxon 31: 120–126.
		Arnica chamissonis subsp. foliosa (Nutt.) Maguire	Arnica chamissonis Less.		57	IPCN online	Downie, S. R. 1985. Chromosome Number Reports LXXXVIII. Taxon 34: 547–551.
		Arnica chamissonis subsp. foliosa (Nutt.) Maguire	Arnica chamissonis Less.		c.76	IPCN online	GERVAIS, C., M. M. Grandtner, D. DOYON & L. Guay. 1990. Nouvelles stations d'Arnica lanceolata Nutt. et d'A. chamissonis Less. au Québec: notes cytologiques et écologiques. Naturaliste Canad. 117: 127–131.
		Arnica chamissonis subsp. foliosa (Nutt.) Maguire	Arnica chamissonis Less.		57	IPCN online	Straley, G. B. 1979. In IOPB chromosome number reports LXIII. Taxon 28: 278.
		Arnica chamissonis subsp. incana (A. Gray) Maguire	Arnica chamissonis Less.		57	IPCN online	Downie, S. R. 1985. Chromosome Number Reports LXXXVIII. Taxon 34: 547–551.
		Arnica chamissonis subsp. incana (A. Gray) Maguire	Arnica chamissonis Less.		38	IPCN online	Straley, G. B. 1979. In IOPB chromosome number reports LXIII. Taxon 28: 278.
		Arnica foliosa Nutt.	Arnica chamissonis Less.		38	IPCN online	Zhao, Z. & B. L. Turner. 1993. Documented chromosome numbers 1993: 3. Miscellaneous U.S.A. and Mexican species, mostly Asteraceae. Sida 15: 649–653.
		Arnica foliosa Nutt.	Arnica chamissonis Less.	ca.19		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.
		Arnica foliosa Nutt.	Arnica chamissonis Less.		38	IPCN online	Zhao, Z. & B. L. Turner. 1993. Documented chromosome numbers 1993: 3. Miscellaneous U.S.A. and Mexican species, mostly Asteraceae. Sida 15: 649–653.
		Arnica foliosa Nutt.	Arnica chamissonis Less.	ca.19		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.
		Arnica chamissonis Less.	Arnica chamissonis Less.		60	IPCN67-71	ZHUKOVA, P. G. 1967. Karyology of some plants, cultivated in the Arctic-Alpine Botanical Garden. (In Russian). In N. A. Avrorin (ed.): Plantarum in Zonam Polarem Transportatio. II. Leningrad 1967, pp. 139-149.
!		Arnica chamissonis subsp. foliosa (Nutt.) Maguire	Arnica chamissonis Less.		38, c.57	IPCN67-71	ORNDUFF, R., T. MOSQUIN, D. W. KYHOS, & P. H. RAVEN. 1967. Chromosome numbers in Compositae. VI. Senecioneae. II. Am. Jour. Bot. 54: 205-213.
!		Arnica chamissonis subsp. foliosa (Nutt.) Maguire	Arnica chamissonis Less.		c.57	IPCN67-71	BARKER, W.W. 1967. In IOPB chromosome number reports X. Taxon 16: 146-157.
!		Arnica chamissonis Less.	Arnica chamissonis Less.		38,57,76	eFlora
		Arnica chamissonis Less.	Arnica chamissonis Less.		~53-54	Fedorov, 1974	Ornduff et al. 1963
		Arnica chamissonis Less.	Arnica chamissonis Less.		~53-54	Fedorov, 1974	JI.
		Arnica chamissonis Less.	Arnica chamissonis Less.		60	Fedorov, 1974	XyKoBa 1964
!		Arnica chamissonis subsp. foliosa (Nutt.) Maguire	Arnica chamissonis Less.	"53-54"		Cave1963	Ornduff et al. 1963