Branches slender, puberulous, reddish; leaves 4-nate, spreading or incurved, linear-oblong, obtuse or subacute, widely sulcate, or occasionally open-backed, pubescent or (according to Bentham) subglabrous and somewhat hoary, 2 lin. long; flowers in clusters of 6-8; pedicels slender, 1-1 1/2 lin. long; bracts remote, linear, rather long; sepals linear-subulate or lanceolate, acute or obtuse, puberulous, 1-1 1/4 lin. long; corolla urceolate-campanulate or cyathiform, mouth little or not at all constricted, finely puberulous, white, 1 1/2-2 lin. long; limb erect or slightly spreading; anthers included, dorsifixed shortly above the base, cells deeply parted, longitudinally semiovate, the dorsal edge straight, smooth, somewhat membranous and pallid, nearly 2/5 lin. long, aristate; pore about 1/3 the length of cell; awns somewhat subulate, rough, about 1/2 the length of the cell; style included; stigma capitate; ovary (according to Bentham) puberulous.