Reference:Mckinney1992a
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Verbatim text: McKinney, L. E. 1992. A Taxonomic Revision of the Acaulescent Blue Violets (Viola) of North America. Fort Worth. [Sida Bot. Misc. 7.]
Author: McKinney, L.E.
Year: 1992
Title: A Taxonomic Revision of the Acaulescent Blue Violets (Viola) of North America
Journal: Sida Bot. Misc.
Volume: 7