Calyx 5-fid to the base; segments equal, linear. Corolla small, 2-lipped; posticous lip emarginate; anticous 3-lobed. Stamens 2; anthers 1-celled, muticous; pollen globose with 3 stopples; longitudinal depressions narrow, not reaching the pole. Ovary and style-base hairy; branches of style 2, equal, very short oblong; ovules 2 in each cell. Capsule oblong, 4- (or 2-) seeded, lower part contracted; seeds discoid, wrinkled, without hairs. —Small shrubs. Leaves entire. Spikes dense, many-flowered, terminal; bracts and bracteoles linear or bristle-like.