Reference:Dressler1981a
Verbatim text: Dressler, R. L. 1981. The Orchids: Natural History and Classification. Cambridge, Mass.
Author: Dressler, R.L.
Year: 1981
Title: The Orchids: Natural History and Classification
Verbatim text: Dressler, R. L. 1981. The Orchids: Natural History and Classification. Cambridge, Mass.
Author: Dressler, R.L.
Year: 1981
Title: The Orchids: Natural History and Classification