Distribution: Occurring east of the Cascades crest and west into the Columbia River Gorge in Washington; southern British Columbia to Mexico, east to the Rocky Mountains.
Habitat: Moist open places at moderate elevations in the mountains.
Growth Duration: Annual
Conservation Status: Not of concern
Erect to nearly prostrate annual, the stem usually branched, 0.5-2.5 dm. tall; herbage more or less glandular and pubescent, tending to be slimy as well.
Leaves opposite, deltoid-ovate to sub-cordate, dentate or denticulate, sub-palmate or nearly pinnately veined, the blade 1-3 cm. long, the petiole shorter.
Flowers solitary in the leaf axils on long pedicels; calyx 4-8 mm. long, the 5 acute, equal teeth less than 2 mm. long; corolla yellow with some red dots, 6-14 mm. long, only slightly bilabiate, the lips about equal and only slightly flaring, the throat with pubescence on the lower side; stamens 4.