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Drepanostoma   cc-by-nc-4.0

Oenothera biennis (Common Evening Primrose) is a species of biennial herb in the family Onagraceae. They are native to Canada and The Contiguous United States. They have yellow flowers. Flowers are visited by Schinia florida, Chauliognathus pensylvanicus, Common Eastern Bumblebee, and Eristalis pertinax. Individuals can grow to 5 feet.

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EOL has data for 66 attributes, including: