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2010 Keir Morse   cc-by-nc-sa-3.0

Penstemon speciosus (Royal Penstemon) is a species of perennial herb in the family Plantaginaceae. They have a self-supporting growth form. They are native to The Contiguous United States and North America. They have simple, broad leaves and blue flowers. Individuals can grow to 2.5 feet.

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EOL has data for 65 attributes, including:

Known occurrences, collected specimens and observations of royal penstemon. View this species on GBIF