Five new taxa of Haplopappus (Compositae) from Baja California, Mexico
Series: Transactions of the San Diego Society of Natural History -- v. 15, no. 11
Published: 1969
Place of publication: San Diego
Language: eng
Number of pages: 164
Subjects: Haplopappus; Compositae
Notes: With summary in Spanish.

Bibliograpy: p. 164.