Verbatim text: Copeland, H. F. 1943. A study, anatomical and taxonomic, of the genera of Rhododendroideae. Amer. Midl. Naturalist 30: 533–625.
Author: Copeland, H.F.
Year: 1943
Title: A study, anatomical and taxonomic, of the genera of Rhododendroideae
Journal: Amer. Midl. Naturalist
Volume: 30
Pages: 533–625