Erect, entirely glabrous, 6-12 in. high; branches numerous, erect, corymbose; leaves 3-nate, erect, imbricate, slender, linear, acute, straight, 1-1 1/2 lin. long; flowers axillary, pseudo-racemose towards the ends of the branches; pedicels slender, about 1 lin. long; bracts remote, small, sometimes one or more wanting; sepals linear-lanceolate, sulcate, glabrous or ciliate, foliaceous, rigid, about 3/4 lin. long; corolla tubular-campanulate or obconic-campanulate, commonly widened to the mouth, rarely equal, subtetragonous, 1 1/2 lin. long; segments spreading, 1/4-1/3 the length of the tube; anthers exserted, lateral, linear or oblong, bipartite, slightly curved, pale brown, from under 1/2 lin. to nearly 2/3 lin. long, muticous; pore about 1/4 the length of the cell; style exserted, slender; stigma capitellate; ovary glabrous.
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Erect, compact shrublet to 30 cm. Flowers small, tubular bell-shaped, pale pink, with exserted anthers.