United States, Colorado, Gunnison, Rocky Mountain Biological Laboratory. Kettle Ponds, 1.25 mi. SE of Gothic. Surrounding smaller, upper, northernmost pond.
38.944871 -106.977411 +-25m. WGS84
2880 meters
9450ft
Open, shallow water.
Stipules ~2.5cm, not attached to leaf base. Submerged leaves sessile, 6-8mm wide; floating leaves pedicellate, blades lance-elliptic. Floating leaves over much of pond.