A Sketch of the History of Fern Classification
Tryon, Rolla M. (Rolla Milton), 1916-2001
Article
1952
Annals of the Missouri Botanical Garden
39
255--262
BioStor
English
St. Louis, Missouri Botanical Garden Press, 1914-
BioStor: https://biostor.org/reference/11828 DOI: https://doi.org/10.2307/2399092
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