Verbatim text: Erlanson, E. W. 1934. Experimental data for a revision of the North American wild roses. Bot. Gaz. 96: 197–259.
Author: Erlanson, E.W.
Year: 1934
Title: Experimental data for a revision of the North American wild roses
Journal: Bot. Gaz
Volume: 96
Pages: 197–259