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CCDB → Angiosperms → Compositae → Helianthus → Helianthus californicus DC.

6 chromosome counts in Helianthus californicus DC.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
!		Helianthus californicus var. californicus	Helianthus californicus DC.	17(1)		Asteracea	Kulshreshtha & G. 1979 Cytologia
		Helianthus californicus DC.	Helianthus californicus DC.	51(1)		Asteracea	Sossey-Alaoui, K. et al. 1998 Theor. Appl. Genet.
!		Helianthus californicus var. californicus	Helianthus californicus DC.	17		IPCN online	Kulshreshtha, V. B. & P. K. GUPTA. 1979. Cytogenetic studies in the genus Helianthus L. Cytologia 44: 325–334.
		Helianthus californicus DC.	Helianthus californicus DC.	17	34	IPCN online	Kulshreshtha, V. B. & P. K. GUPTA. 1979. Cytogenetic studies in the genus Helianthus L. Cytologia 44: 325–334.
!		Helianthus californicus DC.	Helianthus californicus DC.		102	eFlora
!		Helianthus californicus None	Helianthus californicus DC.	51		Cave1956supp	Heiser & Smith 1955