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CCDB → Angiosperms → Compositae → Symphyotrichum → Aster undulatus L.

11 chromosome counts in Aster undulatus L.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
		Aster undulatus L.	Symphyotrichum undulatum (L.) G. L. Nesom		16	IPCN online
		Aster undulatus L.	Symphyotrichum undulatum (L.) G. L. Nesom		32	IPCN online	Semple, J. C. 1985. Chromosome number determinations in fam. Compositae tribe Astereae. Rhodora 87: 517–527.
		Aster undulatus L.	Symphyotrichum undulatum (L.) G. L. Nesom		16,32	IPCN online	Semple, J. C. 1983. Range expansion of Heterotheca camporum (Compositae: Asteraceae) in the southeastern United States. Brittonia 35(2): 140–146.
		Aster undulatus L.	Symphyotrichum undulatum (L.) G. L. Nesom		16,32	IPCN online	Brouillet, L. 1983. Nombres chromosomiques chez les Aster du groupe Heterophylli (Asteraceae-Astereae). Naturaliste Canad. 110: 171–178.
		Aster undulatus L.	Symphyotrichum undulatum (L.) G. L. Nesom	16		IPCN online	Jones, A. G. & R. A. Smogor. 1984. Chromosome Number Reports LXXXII. Taxon 33: 126–134.
		Aster undulatus L.	Symphyotrichum undulatum (L.) G. L. Nesom		32	IPCN online	Semple, J. C., J. G. Chmielewski & M. E. Lane. 1989. Chromosome number determinations in fam. Compositae, tribe Astereae. III. Additional counts and comments on generic limits and ancestral base numbers. Rhodora 91: 296–314.
		Aster undulatus L.	Symphyotrichum undulatum (L.) G. L. Nesom		32	IPCN online	Semple, J. C., J. G. Chmielewski & C. Xiang. 1992. Chromosome number determinations in fam. Compositae, tribe Astereae. IV. Additional reports and comments on the cytogeography and status of some species of Aster and Solidago. Rhodora 94: 48–62.
		Aster undulatus L.	Symphyotrichum undulatum (L.) G. L. Nesom	9II	32	IPCN online	Semple, J. C., J. Zhang & C. Xiang. 1993. Chromosome number determinations in fam. Compositae, tribe Astereae. V. Eastern North American taxa. Rhodora 95: 234–253.
		Aster undulatus L.	Symphyotrichum undulatum (L.) G. L. Nesom		16,32	IPCN online	Semple, J. C. & L. Brouillet. 1980. Chromosome numbers and satellite chromosome morphology in Aster and Lasallea. Amer. J. Bot. 67(7): 1027–1039.
		Aster undulatus L.	Symphyotrichum undulatum (L.) G. L. Nesom	16 II	16,32	IPCN online	Jones, A. G. 1980. Data on chromosome numbers in Aster (Asteraceae) with comments on the status and relationships of certain North American species. Brittonia 32(2): 240–261.
		Aster undulatus L.	Symphyotrichum undulatum (L.) G. L. Nesom	9, 18		IPCN73-74	VAN FAASEN, P., & F.F. STERK. 1973. Chromosome numbers in Aster. Rhodora 75: 26-33.