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Contributions From The United States National Herbarium, Volume 25: Flora Of Utah And Nevada, Ivar Tidestrom, Smithsonian Institution
Contributions From The United States National Herbarium, Volume 25: Flora Of Utah And Nevada, Ivar Tidestrom, Smithsonian Institution
All U.S. Government Documents (Utah Regional Depository)
The region embracing the States of Utah and Nevada is much diversified as to both topography and plant covering. Though lying wholly within the arid portion of the United States, it contains high mountains separated one from another by dry desert valleys or by table-lands. The region affords a highly varied topography, and its flora ranges from arctic to subtropical and from truly desert elements to the humid elements of the Rocky Mountains and the Sierra Nevada. With the one hundred and ninth meridian for its eastern boundary and the one hundred and twentieth for its western, the greatest breadth …