Ranunculus populago Greene

Idaho: Shoshone County: St. Joe NF; Pinchot Marsh RNA. 24 miles east of Clarkia, near Freezeout Saddle. Elev. 5400 ft.
T43N R4E S26 SW
Datum: WGS 84. Uncertainty: 569 meters. Coordinate Source: Calc. from TRS. Updated county from Clearwater to Shoshone.
Open fen on 2% slope with small streams traversing and draining the area to the SW. Open areas dominated by Carex aquatilis, Dodecatheon jeffreyi, and Caltha leptosepala on saturated peat with little moss accumulation. Scattered raised hummocks throughout the wetland with Picea engelmanii, Abies lasiocarpa, Ledum glandulosum, and Kalmia microphylla all being common to prominent. Substrate pH 4.4-4.5. On moist peatland margins and around Picea engelmanii "islands" with Carex aquatilis and D. jeffreyi. Substrate very moist, little moss accumulation. Common. Phenology: Flowers and Fruits.

R. Bursik 225, Jun 23, 1987
ID, Accession: 96117, Barcode: ID042424