Equisetum palustre L.

Montana: Ravalli County: Bitterroot National Forest; Lost Trail Pass, subalpine Spagnum meadow next to ski area just off Hwy 93, on MT/ID border. Elev. 2350 m.
Meadow ca. 1 h in size w/ scattered sallow pools surrounded by saturated muck flats dominated by Eleocharis pauciflora, Carex limosa, C. aquatilis, Menyanthes trifoliata. Sphagnum hummocks between open water w/ very low-growing Kalmia microphylla, C. praeceptorum, Drosera anglica, Pedicularis groenlandica. Occasional raised areas formed by trees of Pinus contorta, P. albicaulis w/ understory of Ledum glandulosum, 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. on N end of meadow w/ C. rostrata, C. aquatilis, Dodecatheon jefferyi, Caltha biflora on wet, moss-covered substrate. Few, scattered, flrs green. Phenology: Uncertain.

R. Bursik 1488, Aug 4, 1988
With C. Clemens, F. Rabe
ID, Accession: 158130, Barcode: ID001010