Oryzopsis contracta (B.L. Johnson) Schltr.
[= Achnatherum contractum]
Annotated by J. H. Rumely, 19 Oct 1995. Remarks: Annotation Label

Montana: Beaverhead County: North of Clark Canyon Reservoir. Elev. 6050 ft.
T9S R11W S35
Datum: NAD 27. Uncertainty: 805 meters. Coordinate Source: TRS2LL.
Uncommon to locally common on lower slope segments of limestone ridges north of Clark Canyon Reservior, with Stipa comata, Arenaria kingii, Cordylanthus ramosus and Oryzopsis hymenoides; most frequent on east aspect. In very early stages of fruiting. [seed pod description to the left of second annotation label] Phenology: Fertile.

B. Heidel 1348, Jun 15, 1995
MONT, Accession: 73164