A revision of the drabas of western North America
By: by C. Leo Hitchcock.
Series: University of Washington publications in biology. v. 11. April, 1941
Publisher: Published by the University of Washington
Published: 1941
Place of publication: Seattle, Wash
Language: eng
Number of pages: 132
Subjects: Draba -- Classification.
Genres: Classification.
Notes: Running title: Drabas of western North America.