Tanya Miller, Annaleah Witsell, Eric Sundell, Brent Baker
United States, Arkansas, Sebastian, Arkansas Valley. Arkansas River Floodplain Ecoregion. USGS Fort Smith 7.5' Quad. Fort Smith. Arkansas River below Fort Smith National Historic Site, near Oklahoma border.
35.38817 -94.43356 +-100m.
Wet sandy/muddy riverbank.
Plants cespitose annuals.
fruit
Locally common. Collected during Native Plant Society field trip.