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CCDB → Angiosperms → Xanthorrhoeaceae → Gasteria → Gasteria nigricans Haw.

11 chromosome counts in Gasteria nigricans Haw.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
		Gasteria nigricans Haw.	Gasteria nigricans Haw.		14	IPCN online	Vosa, C. G. & S. T. Bennett. 1990. Chromosome studies in the southern African flora. 58--94. Chromosome evolution in the genus Gasteria Duval. Caryologia 43: 235–247.
!		Gasteria angustifolia Haw.	Gasteria nigricans Haw.	7		IPCN67-71	BRANDHAM, P.E. 1971. Chromosomes of the Liliaceae II, Polyploidy and karyotype variation in the Aloineae. Kew Bull. 25: 381-399.
!		Gasteria nigricans Haw.	Gasteria nigricans Haw.		14	IPCN67-71	RILEY, H.P., R.E. HAMMACK, & S.K. MAJUMDAR. 1968. Chromosome morphology in Gasteria species and hybrids. Nucleus 11: 130-140.
		Gasteria nigricans Haw.	Gasteria nigricans Haw.		14	Fedorov, 1974	Marshak
		Gasteria nigricans Haw.	Gasteria nigricans Haw.		14	Fedorov, 1974	Resende 1937a
		Gasteria nigricans Haw.	Gasteria nigricans Haw.		14	Fedorov, 1974	Sato D. 1937a, 1942
		Gasteria nigricans Haw.	Gasteria nigricans Haw.		14	Fedorov, 1974	Riley H. P. 1945, 1959b, c
		Gasteria nigricans Haw.	Gasteria nigricans Haw.		14, 28	Fedorov, 1974	Ferguson N. 1927
		Gasteria nigricans Haw.	Gasteria nigricans Haw.		28	Fedorov, 1974	Riley H. P. 1948
!		Gasteria angustifolia Haw.	Gasteria nigricans Haw.		14	Cave1959	Riley 19590
!		Gasteria nigricans None	Gasteria nigricans Haw.		14	Cave1959	Riley 1959c