Carex scopulorum T. Holm var. bracteosa (L.H. Bailey) F.J. Herm.
Annotated by J. Mastrogiuseppe, May 2006. Sources: Flora of North America 23: 399.

Montana: Ravalli County: Bitterroot NF, Lost Trail Pass, subalpine Sphagnum meadow next to ski area just off Hwy 93, on MT/ID border. Elev. 2350 m.
Meadow ca 1 h in size w/ scattered shallow pools surrounded by saturated muck flats dominated by Eleocharis pauciflora, Carex limosa, C. aquatilis, and Menyanthes trifoliata. Sphagnum hummocks between open water w. very low-growing Kalmia microphylla, C. praeceptorum, Drosera anglica, and Pedicularis groenlandica. Occasional raised areas formed by trees of Pinus contorta and P. albicaulis w/ understory of Ledum glandulosum and Vaccinium occidentale. The rest of the meadow characterized by mixed stand of C. rostrata, C. aquatilis, C. prionophylla on moist to wet peat, mostly without Sphagnum cover. Abundance: few, scattered on N end of meadow w/ Caltha biflora, Dodecatheon jeffreyi, C. aquatilis, and C. rostrata on wet substrate w/ and w/out moss cover. Short-rhix. Associated species: Eleocharis pauciflora, Carex limosa, Carex aquatilis, Menyanthes trifoliata, Kalmia microphylla, Carex praeceptorium, Drosera anglica, Pedicularis groenlandica, Pinus contorta, Pinus albicaulis, Ledum glandulosum, Vaccinium occidentale, Carex rostrata, Carex prionophylla, Caltha biflora, Dodecatheon jeffreyi. Phenology: Flowers.

Robert Bursik 1479, Aug 4, 1988
With C. Clemens, F. Rabe
ID, Accession: 128772, Barcode: ID019523