The Rubiaceae of Venezuela Standley, Paul Carpenter, 1884-1963 creator text book Chicago 1931 1931
print
ENG Botany Rubiaceae Venezuela Publication (Field Museum of Natural History : 1909), 302 Publication (Field Museum of Natural History : 1909), Botanical series, v. 7, no. 4 https://www.biodiversitylibrary.org/bibliography/42246 0015-0746 https://www.biodiversitylibrary.org/bibliography/2347 1180358 10.5962/bhl.title.2347