New manual of botany of the central Rocky Mountains, vascular plants Coulter, John Merle, 1851-1928 creator Nelson, Aven, 1859-1952 contributor text book New York American Book Co [c1909] 1909
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ENG Botany Rocky Mountains West (U.S.) QK139 C68 1909 https://www.biodiversitylibrary.org/bibliography/17813 10.5962/bhl.title.17813 OTU