Andropogon hallii Hack.
[= Andropogon gerardii ssp. hallii]
Annotated by B. E. Nelson.

Montana: Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Forest Road 47842, ca 1/4 road mi from its junction with Forest Road 4784, ca 1.5 air mi S of Fifteen Mile Creek Road, ca 22 air mi SE of Ashland. Elev. 3690-3850 ft.
45.3676° N, 105.9549° W; NAD 83, , GPS reading; T5S R47E S29 E1/2
Datum: NAD 83. Coordinate Source: GPS reading.
Grass and sagebrush-dominated steppe with scattered islands of open ponderosa pine woodland. Phenology: Flowering and Fruiting.

Hans Hallman 7201, Aug 3, 2010
USFS, Accession: 886600, Barcode: USFS0030316