Photo: Marah oreganus 1.

Flowers. Pacific coast, OR, US. Wild. 1998-06-01.
Marah oreganus (Torr. ex S. Wats.) T. J. Howell Engl.: coastal manroot. Bot. syn.: Echinocystis oregana (Torr. ex S. Wats.) Cogn.
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Photo: Marah oreganus 1.