Notes on Calvatia (Lycoperdaceae), I Ponce de Leon, Patricio. creator text book [Chicago] Field Museum of Natural History 1975 1975
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ENG Lycoperdaceae Fieldiana, Botany, v. 38, no. 1 https://www.biodiversitylibrary.org/bibliography/42247 Publication (Field Museum of Natural History), 1215 https://www.biodiversitylibrary.org/bibliography/974 2538857 10.5962/bhl.title.974 DLM