Erect, 1-1 1/2 ft. high; branches clothed with a close greyish tomentum, and long scattered hairs; leaves 3-nate, upper suberect, lower spreading, linear, blunt, sulcate, or sometimes lanceolate and open-backed, pubescent, pale green, about 1 1/2 lin. long; flowers 3-nate to subumbellate; pedicels pubescent, 3 lin. long; bracts subapproximate or remote, foliaceous, less than 1 lin. long; sepals lanceolate, subobtuse, margins recurved, foliaceous, densely velvety-puberulous, ciliate or naked, 1-1 1/4 lin. long, reaching from 1/4 to nearly 1/2 the height of the corolla; corolla narrow-or broadish-ovoid-urceolate, not, or slightly, contracted at the throat, velvety-pubescent, white or pale rosy, mostly 2 1/2 or rarely 2 lin. long; segments erect, obtuse, 1/4-1/3 the length of the tube; filaments broadest at the base, bent at the apex; anthers included, oblong, obtuse, somewhat tapering to the base, the cells subdistant, about 3/4 lin. long, subcristate; pore about 1/2 the length of the cell; appendages oblong and denticulate below, subulate-acuminate towards the apex, about 1/2 as long as the cells, or subulate-aristate throughout, ciliolate, and only 1/3 the length of the cells; style stout, just exserted; stigma capitate; ovary villous.
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Erect, bushy shrublet up to 60 cm (2 ft) or so. Branches, leaves, peduncles, bracts and sepals tomentose with a few stiff, longer, sometimes gland-tipped hairs admixed, heaves 3-nate, 3-7 mm long, linear and sulcate or lanceolate and open-backed, pale green. Flowers 3-nate to subumbcllate; peduncles 6 mm long; bracts median, foliaceous. Sepals 1.5-2.8 mm long, foliaceous. Corolla 5-6 mm long, broad-urceolate, velvety-pubescent, white or rose; lobes erect, 1/4-1/3 the length of the tube, obtuse. Filaments tapering upwards and bent below the anther; anthers included, 1.5 mm long, lateral oblong, obtuse, tapering at the base, bipartite, appendiculate; pore about 1/2 the length of the cell; awns oblong, acuminate, more or less ciliolate or rough, about 1/2 the length of the cells. Ovary turbinate, villous; style manifest; stigma capitate.
Erect shrublet to 60 cm, multistemmed resprouter. Flowers small, urn-shaped, white, hairy.