A rubber plant survey of western North America
By: by Harvey Monroe Hall and Thomas Harper Goodspeed.
Contributors: Goodspeed, Thomas Harper, 1887-
Series: University of California publications in botany,; v. 7, nos. 6-8
Publisher: University of California press
Published: 1919
Place of publication: Berkeley
Language: eng
Number of pages: 278
Subjects: Rubber plants
Table of contents: title: Chrysothamnus nauseosus and its varieties, by H. M. Hall.; title: Chrysil, a new rubber from Chrysothamnus nauscosus, by H. M. Hall and T. H. Goodspeed.; title: The occurrence of rubber in certain west Ameican shrubs, by H. M. Hall and T. H. Goodspeed.