Orchidaceae : illustrations and studies of the family Orchidaceae issuing from the Ames Botanical Laboratory, North Easton, Massachusetts - Ames, Oakes, 1874-; Ames Botanical Laboratory (Dehra Dun : Bishen Singh Mahendra Pal Singh, 1982)
Reprint of original issued in 1905-1922.
Title on cover: Studies in the family Orchidaceae.
Keywords: Orchids