Verbatim text: Mackenzie, K. K. 1913. Notes on Carex VII. Carex umbellata and its allies. Bull. Torrey Bot. Club 40: 529–554.
Author: Mackenzie, K.K.
Year: 1913
Title: Notes on Carex VII. Carex umbellata and its allies
Journal: Bull. Torrey Bot. Club
Volume: 40
Pages: 529–554