Preliminary revision of the North American species of Echinocactus, Cereus, and Opuntia.
By: By John M. Coulter.
Series: U.S. Dept. of Agriculture. Division of Botany. Contributions from the U.S. National Herbarium.; vol. III, no. 7
Publisher: Gov't Print. Off.
Published: 1896
Place of publication: Washington
Language: eng
Number of pages: 462
Subjects: Botany -- North America.; Cactus.
Notes: Issued April 1, 1896.