The National Natural Landmarks (NNL) Program encourages the preservation of exceptional examples of the Nation’s biological and geological features. To qualify for NNL designation, a site must be one of the best examples of a geological or biological feature within a biophysiographic province. The Island is an isolated plateau located...
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distribution of Western juniper (Juniperus occidentalis), shown in green (from Little’s 1971 atlas of U.S
The National Natural Landmarks (NNL) Program encourages the preservation of exceptional examples of the Nation’s biological and geological features. To qualify for NNL designation, a site must be one of the best examples of a geological or biological feature within a biophysiographic province. The Island is an isolated plateau located...
Full Text:
Criteria as a
National Natural Landmark to Represent
Pumice Western Juniper (Juniperus occidentalis