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CCDB → Angiosperms → Compositae → Silphium → Silphium laciniatum L.

9 chromosome counts in Silphium laciniatum L.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
!		Silphium laciniatum L.	Silphium laciniatum L.	7(1)		Asteracea	Taylor 1926 Amer. J. Bot.
		Silphium laciniatum L.	Silphium laciniatum L.		14	IPCN online	Xu, H. y., M. y. Chang & L. c. Tian. 1992. Studies on the karyotypes of 8 species in Silphium. Chin. Bull. Bot. 9(3): 47–49.
		Silphium laciniatum L.	Silphium laciniatum L.		14	IPCN67-71	SETTLE, w. J. 1967. The chromosome morphology in the genus Silphium (Compositae). Ohio Jour. Sci. 67: 10-19.
		Silphium laciniatum L.	Silphium laciniatum L.	7		IPCN73-74	JONES, S.B. 1973. In IOPB chromosome number reports XLII. Taxon 647-654.
		Silphium laciniatum L.	Silphium laciniatum L.		14	Fedorov, 1974	Taylor W. R. 1926
		Silphium laciniatum L.	Silphium laciniatum L.		14	Fedorov, 1974	Fisher T. R. 1959
		Silphium laciniatum L.	Silphium laciniatum L.		14	Fedorov, 1974	Fisher T. R.. Cruden 1962
!		Silphium laciniatum None	Silphium laciniatum L.	7		Cave1959	Fisher 1959
!		Silphium laciniatum L.	Silphium laciniatum L.	7	14	Cave1962	Fisher & Cruden 1962