Trees of Puerto rico Virgin islands 由 Little, Elbert L.

Alaska trees and shrubs 由 Little, Elbert L.

Check list of nature naturalized trees of United States (including Alaska) 由 Little, Elbert L.

Common trees of Puerto Rico and the Virgin Islands 由 Little, Elbert L.

Checklist of United States trees : native and naturalist 由 Little, Elbert L.

The Audubon Society field guide to North American trees : western region 由 Little , Elbert L.

Flora of Virgin Gorda (British Virgin Islands) 由 Little, Elbert L.

Trees of the Caribbean National Forest, Puerto Rico 由 Little, Elbert L.

Atlas of united states trees 由 Little, Elbert L.

Trees of the caribbean national forest, Puerto Rico 由 Little, Elbert L.

Trees of the caribbean national forest, Puerto Rico 由 Little, Elbert L.

Flora of virgin gorda (british virgin islands) 由 Little, Elbert L.

Check List of native and naturalized trees of the united states 由 Little, Elbert L.

Flora of Buck Island reef national monument (U.S. Virgin Islands) 由 Woodbury, Roy O.

其他作者: “...Little, Elbert L....”

Geographic distribution of the pines of the world 由 Critchfield, William B.

其他作者: “...Little, Elbert L....”