Leymus flavescens (Scribn. & J.G. Sm.) Pilger × Leymus triticoides (Buckl.) PilgerOregon: Umatilla County: South bank of Columbia River, north of Route 730, 3.5 road miles west of Umatilla. Elev. 278 ft.
45° 54.6' N, 119° 24.9' W
Crest of stabilized low sand dunes. Rhizomatous, lemma hairs 1 millimeter; anthers 3-3.5 millimeters. Phenology: Flowers.
Peter F. Zika 25457, Jun 17, 2011
WTU, Accession: 386600