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CCDB → Angiosperms → Proteaceae → Simsia → Simsia calva A. Gray

11 chromosome counts in Simsia calva A. Gray:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
!		Encelia calva (A. Gray) A. Gray	Simsia calva A. Gray	17(1)		Asteracea	Turner & E. 1960 Texas J. Sci.
!		Simsia calva A. Gray	Simsia calva A. Gray	17(1)		Asteracea	Watson 1973 Southw. Naturalist
!		Simsia calva A. Gray	Simsia calva A. Gray	17		IPCN online	Powell, A. M. & S. A. Powell. 1978. Chromosome Numbers in Asteraceae. Madroño 25(3): 160–169.
!		Simsia calva A. Gray	Simsia calva A. Gray	17II		IPCN online	Spooner, D. M. 1990. Systematics of Simsia (Compositae---Heliantheae). Syst. Bot. Monogr. 30: 1–80.
!		Simsia calva A. Gray	Simsia calva A. Gray	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.
!		Simsia calva A. Gray	Simsia calva A. Gray	17		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.
!		Simsia calva A. Gray	Simsia calva A. Gray	17		IPCN72	STROTHER, J.L. 1972. Chromosome studies in western North American Compositae. Amer. J. Bot. 59: 242-247.
!		Simsia calva A. Gray	Simsia calva A. Gray	17		IPCN73-74	WATSON, T.J., Jr. 1973. Chromosome numbers in Compositae from the southwestern United states. Southw. Naturalist 18: 117-124.
!		Simsia calva A. Gray	Simsia calva A. Gray	17		IPCN73-74	URBATSCH, L.E. 1974. In IOPB chromosome number reports XLV. Taxon 23: 619-624.
!		Simsia calva A. Gray	Simsia calva A. Gray		34	eFlora
!		Encelia calva (A. Gray) A. Gray	Simsia calva A. Gray		34	Fedorov, 1974	Turner, Ellison 1960