Prostrate with sparse hairs. Stems few to numerous, with long spreading branches. Leaves 1/2–2 1/2 in., oval with pointed tip, coarsely toothed or lobed, with coarse hairs; petiole flattened. Inflorescence is a spike with bract at base, dense with flowers. Flower small, white, lavender, or blue, almost hidden by bracts. Grows in disturbed places, open drying mud at edges of lakes or ponds. Can be invasive.
- Rarity: Uncommon
- Flowering Time: Late Summer
- Life Cycle: Annual, Perennial
- Height: 2--10 inches
- Habitat: Meadow, Disturbed, Vernal Wet, Shrub-Steppe, Moist Riverbanks
- Found In: East Gorge, Steens
- Native: Yes