Chromosome numbers in Penstemon (Scro-phulariaceae). L New mitotic counts
Crosswhite, Frank S., 1940-2008 Kawano, Shoichi
Article
1965
Rhodora
67
187--190
BioStor
[Cambridge, Mass., etc.] New England Botanical Club [etc.]
BioStor: https://biostor.org/reference/138967
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