Handbook of North Dakota Plants

Stevens, Orin Alva

Tropical Rainforests

Young, Allen M.

Hawthorns and Medlars

Phipps, James B.; Robert J. O'Kennon; Ron W. Lance

Socotra: Paradise of Succulents in the Indian Ocean

Wolf, Franziska; Richard Wolf

Non-Flowering Plants

Shuttleworth, Floyd S.

Plants, Man & Life

Anderson, Edgar

The Natural History of Madagascar

GOODMAN, Steven M.; BENSTEAD, Jonathan P. [Editors]

The Natural History of Pollination

Proctor, Michael; Peter Yeo; Andrew Lack

El Aprendizaje De Las Plantas

Ramirez, German Zuluaga

National Audubon Society Trees of North America

National Audubon Society

Botanica Y Botanicos En Guinea Ecuatorial

Aedo, Carlos; et al

Dictionary of Plant Names

Coombs, Allen J.