Orchid genera illustrated /

Bibliographic Details
Main Author:	Sheehan, Thomas J. (Thomas John), 1924-
Other Authors:	Sheehan, Marion
Format:	Book
Language:	English
Published:	New York : Van Nostrand Reinhold, 1979.
Subjects:	Orchids. Orchids > Pictorial works. Orchid culture. Plants > Classification.