Carex amphibola Steud.

Montana: Sanders County: About 10 air miles NNW of Thompson Falls, east of Blue Slide Rd between Cougar Gulch and Deep Creek. Elev. 2750 ft.
47° 44' 12.12" N, 115° 25' 36.12" W
Six patches totalling about 600 square feet, restricted to seepy, springfed openings in mature conifer forest. Toe slope, WSW aspect, 20% slope, cobbly silt loam soil, permanently wet. With Abies grandis, Athryium filix-femina, Glyceria elata, Philonotis fontana, mimulus guttatus, Mimulu moschatus, Kindbergia oregana, and Myosotis laxa. Rhizomatous. Leaves to 3 ft long and flowering stalks to 4 ft tall. Phenology: Flowers.

Craig T. Odegard 231, Jul 24, 2014
MONTU, Accession: 160929