U.S.A., Montana, Rosebud, Custer National Forest: Ashland Ranger District: just SE of Cottonwood Spring in vicinity of unnamed reservoir off of Forest Road 4801, ca 2.5 air mi WSW of Poker Jim Butte, ca 21 air mi SSW of Ashland.
45.3102 -106.4168 NAD 83
45.3102° N, 106.4168° W; NAD 83, , GPS reading; T6S R43E S13 SW1/4
1098-1110 meters
3600-3640 ft.
About margin of reservoir with Salix, green ash, boxelder, and Cirsium.