[Evening Primroses: The Genus Oenothera West of the Cascade Mountains of Oregon and Washington]

Red-sepal Evening-primrose, Red-sepaled Evening Primrose

Oenothera glazioviana

Synonyms: Oenothera erythrosepala, Oenothera X erythrosepala

Red-sepal Evening-primrose, Red-sepaled Evening Primrose: Oenothera glazioviana (Synonyms: Oenothera erythrosepala, Oenothera Xerythrosepala) - Red-sepal Evening-primrose, Red-sepaled Evening Primrose: Oenothera glazioviana (Synonyms: Oenothera erythrosepala, Oenothera Xerythrosepala)

Red-sepal evening-primrose blooming (at left) on waste ground above the beach at the Hatfield Marine Science Center in Newport, OR.........October 7, 2009. Note the sepals which turn from green to reddish as they age. The photo at right shows red-sepal evening-primrose on waste ground near the Hatfield Marine Science Center........October 1, 2017.

Flower of Red-sepal Evening-primrose, Red-sepaled Evening Primrose: Oenothera glazioviana (Synonyms: Oenothera erythrosepala, Oenothera Xerythrosepala) - Sideview of the flower of Red-sepal Evening-primrose, Red-sepaled Evening Primrose: Oenothera glazioviana (Synonyms: Oenothera erythrosepala, Oenothera Xerythrosepala)

Close-ups of the flower of red-sepal evening-primrose blooming on waste ground above the beach at the Hatfield Marine Science Center in Newport, OR.........October 7, 2009. The ovary is inferior in this species (and in all evening-primroses). Note the sharply reflexed sepals.

Flower of Red-sepal Evening-primrose, Red-sepaled Evening Primrose: Oenothera glazioviana (Synonyms: Oenothera erythrosepala, Oenothera Xerythrosepala) - Red-sepal Evening-primrose, Red-sepaled Evening Primrose: Oenothera glazioviana (Synonyms: Oenothera erythrosepala, Oenothera Xerythrosepala)

Red-sepal evening-primrose as seen on trails at Cape Perpetua on the central Oregon coast.........September 30, 2017.

Red-sepal Evening-primrose, Red-sepaled Evening Primrose: Oenothera glazioviana (Synonyms: Oenothera erythrosepala, Oenothera Xerythrosepala)

Red-sepal evening-primrose as seen at the Yaquina Head Outstanding Natural Area........September 29, 2017.

Paul Slichter