Perennial (flowering in first year) with the stems often deciduous, trailing or erect, clusÂtered from a woody crown, 20-50 cm high, with few side branches. Stems terete or ridged, glabrous, scabrid or pubescent. Leaves alterÂnate, very variable, linear to ovate, 1-9 cm long, 1-2,5 cm wide, apex acute to obtuse, base attenuate into a petiole or petiole 0, soft, glabÂrous, puberulous to sericeous, margin serrate to more or less entire, the teeth gland-tipped (if teeth repressed, glands still persist); stipules small, subulate, 0,5-2 mm, gland-tipped. Flowers on long to short, thin pedicels; size of flower variable. Sepals free, subequal, linear-acuminate, to ovate-acuminate, 3-6 mm long, membranous, keeled, somewhat pubescent. Petals pink to bluish or violet; anterior much exceeding other 2 pairs in length, 5-20 mm long with a narrow claw about as long as the quadrate, emarginate lamina, at the base with a broad saccate bulge protruding from between the lower sepals; lateral petals asymmetrical, triangular, curved upwards, about half as long as anterior petal; posterior petals smaller and narrower. Stamens shor