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CCDB → Angiosperms → Compositae → Symphyotrichum → Aster praealtus var. praealtus

4 chromosome counts in Aster praealtus var. praealtus:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
		Aster praealtus var. praealtus	Symphyotrichum praealtum (Poir.) G. L. Nesom		32	IPCN online	Semple, J. C. 1985. Chromosome number determinations in fam. Compositae tribe Astereae. Rhodora 87: 517–527.
		Aster praealtus var. praealtus	Symphyotrichum praealtum (Poir.) G. L. Nesom		32	IPCN online	Semple, J. C. & J. G. Chmielewski. 1987. Chromosome number determinations in fam. Compositae, tribe Astereae. II. Additional counts. Rhodora 89: 319–325.
		Aster praealtus var. praealtus	Symphyotrichum praealtum (Poir.) G. L. Nesom		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 praealtus var. praealtus	Symphyotrichum praealtum (Poir.) G. L. Nesom		32, 48	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.