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Keywords from Image Description:
Oenothera biennis FWS. en Oenothera biennis Common Evening Primrose Digitized from 's mm slide fws gov Fish and Wildlife Service National Digital Library Evening Primrose Cropped to format and saved for web by the uploader Dr Thomas Barnes Universtiy of Kentucky PDUSGov Uploaded with Closeups of Oenothera biennis flowers Photographs