Native orchids of North America north of Mexico
By: by Donovan Stewart Correll ; with ill. by Blanche Ames Ames and Gordon Winston Dillon ; cultural notes contributed by Edgar Theodore Wherry and John Vertrees Watkins ; foreword by Charles Schweinfurth.
Publisher: Stanford University Press
Published: 1978
Place of publication: Stanford, Calif
Language: eng
Number of pages: 399
Subjects: Orchids -- United States -- Identification.; Orchids -- Canada -- Identification.
Notes: Bibliography: p. [390]-393.
Includes indexes.