Eleocharis mamillata (H. Lind.) H. Lind.
Annotated by P. F. Zika, 2021.

Idaho: Bonner County: Chase Lake; 3 mi SE of Coolin, ID. Ca. 50 h lake; peatland complex on S end of the lake. Elev. 710 m.
T59N R4W S14 S 1/2
Datum: WGS 84. Uncertainty: 539 meters. Coordinate Source: Digital Map.
Ca. 50 h lake; peatland complex on S end of the lake. Larg, open peatland complex consists of open, floating Sphagnum mats immediately surrounding the lake dominated by Carex lasiocarpa and C. rostrata; scattered marshy areas dominated by Typha latifolia, often on Sphagnum-covered substrate; and shrub carrs adjacent to upland forests characterized by Alnus incana, Betula glandulosa, and Spiraea douglasii. Littoral regions of the lake characterized by rhizomatous stands of several aquatic macrophytes including Brasenia schreberi, Nymphaea odorata, and Nuphar polysepalum in water 1dm-2m deep. Surrounding forest mixed w/ Populus tremuloides, Picea engelmanii, Pinus monticola, and Thuja plicata being prominent. Water Chem.: pH 7.2, hardness (mg/L as CaCO3) 11.3, alkalinity (mg/L) 16, conductivity 70 mmhos. Abundance: prominent on floating muck mat on saturated muck w/ Carex canescens, Epilobium watsonii, and Bidens cernua. No moss cover. N. odorata also common on the mat. Phenology: Fertile.

R. Bursik 1588, Sep 4, 1988
With F. Rabe, C. Clemens
ID, Accession: 99372, Barcode: ID021151