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Ron Thomas   cc-by-nc-sa-4.0

Scrophularia marilandica (Carpenter's Square) is a species of perennial herb in the family Scrophulariaceae. They are native to The Contiguous United States and Canada. Flowers are visited by Bald-faced Hornet, Spurred Ceratina, Oxybelus emarginatus, and Pure Green Augochlora.

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EOL has data for 10 attributes, including:

Known occurrences, collected specimens and observations of carpenter's square. View this species on GBIF