List of botanical gardens and arboretums in the United States
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This list is intended to include all significant botanical gardens and arboretums in the United States.[3][4][5]
The total number of botanical gardens recorded in the United States depends on the criteria used, and is in the range from 296[6] to 1014.[3]
The number of living plant accessions recorded in these botanical gardens are approximately 600,000.[6]
The approximate number of taxa in these collections is 90,000 taxa or approximately 40,000 species.[6]
The estimated percentage of collections in existence before Convention on Biological Diversity is 70%.[6]