Botanical contributions, 1880
By: by Asa Gray
Published: 1880
Place of publication: Boston
Language: eng
Number of pages: 108
Subjects: Compositae; Asclepiads; Gentianaceae; Geniostemon
Other titles: Notes on some Compositae; Some species of Asclepias; New genus of Gentianaceae.; Contributions to North American botany.
Notes: Half title.

Caption title: Contributions to North American botany.

"Extracted from the Proceedings of the American Academy of Arts and Sciences, vol. xvi."
Table of contents: title: 1. Notes on some Compositae (pages 78-102); title: 2. Some species of Asclepias (pages 103-104); title: 3. New genus of Gentianaceae (pages 104-105); title: Miscellaneae of the North American flora (pages 105-106).