Dwarf shrub, up to 0.15 m high, diffuse, decumbent. Leaves 3-nate, erect-spreading, ± 2 mm long, linear or narrowly lanceolate, with wide sulcus below, viscidulous, scabrid-hispidulous, sometimes glabrescent. Flowers axillary, 3-nate; pedicels 1 mm long; bracts approximate, oblong or obovate, foliaceous. Calyx sepals oblong or lanceolate, obtuse, foliaceous, gland-ciliate, ± 2 mm long. Corolla 2.6-4.2 mm long, tubular-campanulate, slightly widened to mouth, generally ± tetragonous (sometimes strongly), viscidulous, purple; lobes broad, erect-spreading, from 2/3-3/4 length of tube. Anthers subexserted, lateral, dorsifixed shortly above base, oblong, scaberulous, ciliolate, curved, ± 1/3-2/3 length of theca. Ovary glabrous; style exserted; stigma capitellate. Flowering time Jan.-Mar.