Elatine americana (Pursh) Arn.

Idaho: Kootenai County: Shallow north lobe of Spirit Lake.
T53N R04W S6 SE
Datum: NAD 27. Uncertainty: 800 meters. Coordinate Source: TRS2LL.
Growing on drying mudflats of the "punctured" part of the lake, near where the lake is draining past its sealing clay bottom through holes formed by a local resident's illegal construction of a dock. Growing with Rorippa sinuata, Elecarhis acicularis, Rumex salicifolius, Polygonum lapathifolium. This genus in the West needs work. Phenology: Uncertain.

Curtis R. Bjork 6831, Aug 30, 2002
ID, Accession: 122995, Barcode: ID078585