Clausen, R.T. 1938: A monograph of the Ophioglossaceae. Memoirs of the Torrey Botanical Club 19: 1–177.
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Clausen, R.T. 1938: A monograph of the Ophioglossaceae. Memoirs of the Torrey Botanical Club 19: 1–177.
Article
Taxonomic concepts
Cited scientific names
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e1fa2ab7-8bc8-4048-be2d-17f01c984740
reference
Names_Plants
11 March 2015
11 March 2015