Drosera rotundifolia L.

Idaho: Bonner County: State land; Chase Lake: 3 mi SE of Coolin (ID), ca 50 h lake, peatland complex on S end of lake. Elev. 710 m.
T59N R04W S14 S 1/2
Datum: NAD 27. Uncertainty: 800 meters. Coordinate Source: TRS2LL.
Large, open peatland complex consists of open, floating Sphagnum mats immediately surrounding the lake dominated by C. 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 gladulosa, 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 1-2 dm deep. Surrounding forest mixed w/ Populus tremuloides, Picea engelmanii, Pinus monticola, and Thuja plicata being prominent. Water chem.: pH 7.2, harness (mg/L as CaCO3) 11.3, alkalinity (mg/L) 16, conductivity 70 mmhos. Abundance: few patches in depressions in mat with water table at substrate surface, growing with D. anglica in some places but generally not as tolerant to saturated conditions as D. anglica. Also with Viola macloskeyi, Lycopus uniflorus, and Rhynchospora alba. In water 1 dm-2 m deep. Surrounding forest mixed with Populus tremuloides, Picea engelmannii, Pinus monticola, and Thuja plicata being prominent. Phenology: Flowers and Fruits.

R. Bursik 999, May 17, 1988
With M. Mancuso
ID, Accession: 99423, Barcode: ID089043