Verbatim text: Svenson, H. K. 1957. Cyperaceae. Tribe 2, Scirpeae. In: N. L. Britton et al., eds. 1905+. North American Flora.... 47+ vols. New York. Vol. 18, pp. 505–556.
Author: Svenson, H.K.
Year: 1957
Title: Cyperaceae. Tribe 2, Scirpeae
Editor: Britton, N.L.
Book year: 1905
Book title: North American Flora
Book volume: 47+ vols
Volume: 18
Pages: 505–556