1. A strategy for assessing potential future changes in climate, hydrology, and vegetation in the western United States Author/Creator: Thompson, Robert Stephen, author Publication/Creation: [Reston, Virginia] : U.S. Department of the Interior, U.S. Geological Survey, 1998 Format: Book Access & Availability: Loading
2. Systematics and geography of plants Publication/Creation: Bruxelles : Jardin botanique national de Belgique, 1999- Format: Journal, Newspaper or Serial Access & Availability: Loading