Phlox Glabriflora, or more commonly know as Rio Grande Phlox, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) of the genus Phlox. Its duration is annual which means it grows for one season only. Phlox Glabriflora or Rio Grande Phlox's floral region is North America US Lower 48, specifically in the state of Texas.
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