Few-flowered blue-eyed mary is a small annual wildflower up to 20 cm tall. It may simple or often branched, and is erect in its habit. The leaves are opposite. The lower leaves have petioles and are elliptic or ovate in shape, often with a few teeth, and to 10 mm in length. The upper leaves become sessile, and tend to be thinner, often linear -oblong to linear-lanceolate in shape.
The flowers tend to be long petioled, with 1-3 at each of the upper nodes. The calyx is long, often hiding most of the tube of the corolla. The corolla is blue-lavender to white, and 8 to 11 mm long. The corolla is frequently blue-lavender to white in color. The corolla tube itself is bent at an oblique angle near its base. The tips of the petal are two-lipped.
Few-flowered blue-eyed mary lives in open, grassy or rocky slopes and swales.
Few-flowered blue-eyed mary is found in the Columbia River Gorge from Klickitat County, WA east to the Snake River Canyon in Wallowa County, OR. It is found southward to southern California.