The American species of Limnorchis and Piperia, north of Mexico
By: by Per Axel Rydberg.
Series: Contributions from the New York botanical garden.; no. 19
Published: 1901
Place of publication: New York
Language: eng
Number of pages: 643
Subjects: Limnorchis.; Piperia.; Orchids -- North America.
Notes: Reprinted from the Bulletin of the Torrey botanical club 28, 25 Nov., 1901.