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CCDB → Angiosperms → Compositae → Senecio → Senecio runcinatus Less.

4 chromosome counts in Senecio runcinatus Less.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
!		Erechtites runcinata (Less.) DC.	Senecio runcinatus Less.	17 or 20(1)		Asteracea	Robinson et al. 1997 Ann. Missouri Bot. Gard.
		Senecio runcinatus Less.	Senecio runcinatus Less.	17 or 20(1)		Asteracea	Robinson et al. 1997 Ann. Missouri Bot. Gard.
		Senecio runcinatus Less.	Senecio runcinatus Less.	22		IPCN online	Keil, D. J. & T. F. Stuessy. 1975. Chromosome counts of Compositae from the United States, Mexico and Guatemala. Rhodora 77: 171–195.
		Senecio runcinatus Less.	Senecio runcinatus Less.	20		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.