The American species of Limnorchis and Piperia, north of Mexico,
Rydberg, Per Axel, 1860-1931.
The American species of Limnorchis and Piperia, north of Mexico, by Per Axel Rydberg. - New York, 1901. - cover-title, p. 605-643. illus. 24 cm. - Contributions from the New York botanical garden. no. 19 .
Reprinted from the Bulletin of the Torrey botanical club 28, 25 Nov., 1901.
ca 09000053
Limnorchis.
Piperia.
Orchids--North America.
QK1 / .N515 no. 19
The American species of Limnorchis and Piperia, north of Mexico, by Per Axel Rydberg. - New York, 1901. - cover-title, p. 605-643. illus. 24 cm. - Contributions from the New York botanical garden. no. 19 .
Reprinted from the Bulletin of the Torrey botanical club 28, 25 Nov., 1901.
ca 09000053
Limnorchis.
Piperia.
Orchids--North America.
QK1 / .N515 no. 19