A SECOND CHARACTER DISTINGUISHING HETEROTHECA S. STR. FROM CHRYSOPSIS (COMPOSITAE: ASTEREAE)
Harms, Vernon L
Article
1965
Rhodora
67
86--88
BioStor
[Cambridge, Mass., etc.], New England Botanical Club [etc.],
BioStor: https://biostor.org/reference/180700
In copyright. Digitized with the permission of the rights holder.
https://biodiversitylibrary.org/permissions
http://creativecommons.org/licenses/by-nc-sa/3.0/
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