New species of Xanthium and Solidago Millspaugh, Charles Frederick, 1854-1923 creator Sherff, Earl Edward, 1886-1966 contributor text book Chicago 1918 1918
print
ENG Goldenrod Xanthium QK1 .F4 v. 4, no. 1 583.55 Publication (Field Museum of Natural History : 1909), 199 0097-5753 ; Publication (Field Museum of Natural History : 1909), Botanical series, v. 4, no. 1 https://www.biodiversitylibrary.org/bibliography/42246 0015-0746 https://www.biodiversitylibrary.org/bibliography/2264 985543 10.5962/bhl.title.2264