The genus Eupẖṟasia in North America
By: M. L. Fernald and K. M. Wiegand
Series: Contributions from the Gray Herbarium / Harvard University -- no. 44; Contributions from the Gray Herbarium of Harvard University -- 44
Publisher: Gray Herbarium of Harvard University
Published: 1915
Place of publication: Cambridge, MA
Language: eng
Number of pages: 201
Subjects: Orobanchaceae