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CCDB → Angiosperms → Compositae → Xanthocephalum → Gutierrezia alamanii var. megalocephala (Fernald) M. A. Lane

2 chromosome counts in Gutierrezia alamanii var. megalocephala (Fernald) M. A. Lane:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
!		Gutierrezia alamanii var. megalocephala (Fernald) M. A. Lane	Xanthocephalum megalocephalum Fernald	8		IPCN online	Lane, M. A. 1985. Taxonomy of Gutierrezia (Compositae: Astereae) in North America. Syst. Bot. 10(1): 7–28.
!		Gutierrezia alamanii var. megalocephala (Fernald) M. A. Lane	Xanthocephalum megalocephalum Fernald	8II		IPCN online	Ralston, B. G., G. Nesom & B. L. Turner. 1989. Documented plant chromosome numbers 1989: 1. Chromosome numbers in Mexican Asteraceae with special reference to the tribe Tageteae. Sida 13: 359–368.