On the Viability of Certain Fern Spores
Steil, W N
Article
1919
American fern journal
9
120--121
BioStor
English
[Washington, etc.] American Fern Society
BioStor: https://biostor.org/reference/218130 DOI: https://doi.org/10.2307/1544166
Public domain. The BHL considers that this work is no longer under copyright protection.
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