]> Botany Created from NEVP Ingest: "C. H. Knowlton, R. C. Bean & C. Schweinfurth" Knowlton, Clarence Hinckley, Bean, Ralph Carleton & Schweinfurth, Charles Knowlton, Clarence Hinckley, Bean, Ralph Carleton & Schweinfurth, Charles C. H. Knowlton, R. C. Bean & C. Schweinfurth