half herbaceous or suffruticose, erect or diffuse, thinly tomentose, with filiform stems; leaves linear or lanceolate, obtuse or mucronulate, pubescent, midribbed, with reflexed or revolute margins; racemes opposite the leaves, short and few-flowered, spreading or reflexed; the flowers subdistant, on deflexed short pedicels; bracts persistent, ovate, acute; alæ elliptic-ovate, subacute, mucronulate, hispidulous, ant. sepals ovate, hairy; keel crested, lat. petals obovate, bilobed or bidentate; capsule obcordate, wider than the alæ. Root slightly branched. Stems 6–12 inches high, slender, branching. Leaves 1/2 3/4 inch long, sometimes with a reflexed point, 1/2 to 1 line broad. Flowers pale, 4–8 in a lax, deflexed raceme, the wings with dark veins.