Verbatim text: Soper, J. H. 1952. Phytogeographic studies in Ontario I. The genus Uvularia in southern Ontario. Rhodora 54: 58–67.
Author: Soper, J.H.
Year: 1952
Title: Phytogeographic studies in Ontario I. The genus Uvularia in southern Ontario
Journal: Rhodora
Volume: 54
Pages: 58–67