USDA PLANTS database
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资源简介：
A database of plants in the U.S. and North America. Searchable for scientific name, common name, distribution to the county level, invasive/native status and some traits. citation: USDA, NRCS. 2008. The PLANTS Database (http://plants.usda.gov, 30 September 2008). National Plant Data Center, Baton Rouge, LA 70874-4490 USA.
创建时间：
2008-01-01
