Conservation biologist Gary Krupnick examines the structure of a plant at the Smithsonian's National Museum of Natural History, Department of Botany.
Botany Illustrated
Photo: Jennifer J. Hill
August 6, 2010
Media Photo/Video
Photos for News Media Use Only
Conservation biologist Gary Krupnick examines the structure of a plant at the Smithsonian's National Museum of Natural History, Department of Botany.