Verbatim text: Rydberg, P. A. and P. Wilson. 1932. Portulacaceae. In: N. L. Britton et al., eds. 1905+. North American Flora.... 47+ vols. New York. Vol. 21, pp. 279–336.
Author: Rydberg, P.A., Wilson, P.
Year: 1932
Title: Portulacaceae
Editor: Britton, N.L.
Book year: 1905
Book title: North American Flora
Book volume: 47+ vols
Volume: 21
Pages: 279–336