Studies of American plants XI Standley, Paul Carpenter, 1884-1963 creator Field Museum of Natural History. contributor text book Chicago [Ill.] Field Museum of Natural History [1940] 1940
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ENG "September 10, 1940." America Botany Plants QK1 .C47 v.22 no.3 Publication (Field Museum of Natural History : 1909), 478 Publication (Field Museum of Natural History : 1909), Botanical series, v. 22, no. 3 https://www.biodiversitylibrary.org/bibliography/42246 https://www.biodiversitylibrary.org/bibliography/5633 33179461 10.5962/bhl.title.5633 DLM