Dig deeper at SERNEC, a consortium of southeastern herbaria.

Read more about Riverbank Evening Primrose at Vascular Plants of North Carolina.

(?) INCLUDED WITHIN PLANTS NATIONAL DATABASE:
Oenothera fruticosa ssp. glauca   FAMILY Onagraceae

INCLUDED WITHIN Synthesis of the North American Flora (Kartesz, 1999)
Oenothera fruticosa ssp. fruticosa

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 137-02-009?:
Oenothera fruticosa   FAMILY Onagraceae

SYNONYMOUS WITH Onagraceae (Munz, 1965)
Oenothera tetragona ssp. glauca var. riparia

COMMON NAME:
Riverbank Evening Primrose, Riverbank Sundrops

         To see larger pictures, click or hover over the thumbnails.

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_kngl_001_lvd

        

Patrick D. McMillan    pdmoriparia_wac

June        

Has spongy lower stems & adventitious roots where regularly submerged, per Weakley's Flora.

Patrick D. McMillan    pdmo_riparia

Month Unknown        

Leaves linear-lanceolate and rather thick, per Guide to the Wildflowers of SC.

WEAKLEY'S FLORA (11/30/12):
Oenothera riparia   FAMILY Onagraceae

(?) INCLUDED WITHIN PLANTS NATIONAL DATABASE:
Oenothera fruticosa ssp. glauca   FAMILY Onagraceae

INCLUDED WITHIN Synthesis of the North American Flora (Kartesz, 1999)
Oenothera fruticosa ssp. fruticosa

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 137-02-009?:
Oenothera fruticosa   FAMILY Onagraceae

SYNONYMOUS WITH Onagraceae (Munz, 1965)
Oenothera tetragona ssp. glauca var. riparia