Calamagrostis utsutsuensis Otting & B.L. Wils.
Annotated by Nick Otting & Barbara L. Wilson, 2019.

Oregon: Harney: Great Basin, Steens Mountain, unnamed tributary of the Little Blitzen River south of the Steens Mountain Loop Road, 17.5 air miles east-southeast of Frenchglen. Elev. 7865 ft
42.6983° N, 118.6157° W,
Bouldery streambanks along perennial stream in shrub-steppe. HerbariumSpecimenDuplicate: Calamagrostis utsutsuensis | herbariumSpecimenDuplicate: Calamagrostis utsutsuensis Isotype. J. Bot. Res. Inst. Texas 13 (1): 7-17. 2019.; Plants cespitose, glaucous. Specimens collected from population between the above UTM location and 367550E, 4728571N. Https://intermountainbiota.org/portal/collections/individual/index.php?occid=30944345. Phenology: Flowering & Fruiting. Isotype.

Nick Otting 3449, Aug 7, 2012
WS, Catalog: 396654, WS002329