Key to the genus Diplostephium, with descriptions of new species
By: by S.F. Blake.
Contributors: United States National Museum.
Series: Contribution from the United States National Herbarium -- v. 24, pt. 3.; Plant studies chiefly tropical American
Publisher: G.P.O.
Published: 1922
Place of publication: Washington
Language: eng
Number of pages: 86
Subjects: Compositae -- Classification.
Notes: At head of title: Smithsonian Institution. United States National Museum.

"Bulletin of the United States National Museum"--T.P. verso.

Includes bibliographical references and index.