Diffuse, much branched, 6-12 in. high; branches pubescent; leaves 3-nate, spreading, ovate to lanceolate, acute, open-backed, margins revolute, midrib thickened upwards into a smooth prominent callosity, puberulous, ciliate, 1 1/2-2 lin. long; flowers axillary, solitary or usually so; pedicels slender, hispidulous, 2-2 1/2 lin. long; bracts 2, remote, foliaceous, shortly petiolate; sepals lanceolate, acute, foliaceous, gland-ciliate, margins revolute, about 1 lin. long; corolla cyathiform, mouth neither contracted nor widened, hispidulous, viscid, 1 1/2 lin. long; limb suberect, less than 1/2 as long as the tube; filaments from a short dilated base tapering upwards; anthers included, lateral, dorsifixed close to the base, oblong, 2/5 lin. long, aristate; awns setiform, about 1/2 as long as the cell; style included; stigma capitate; ovary hispidulous.
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Erect, diffuse shrublet to 30 cm. Flowers small, cup-shaped, reddish, hairy.