stem herbaceous, erect, retrorsely pilose; leaves opposite, longer than the internodes, spreading, oblongo-lanceolate, subacute, flat, thinnish, densely cartilagineo-ciliate, glabrous; cymules densely many-flowered, fasciculate, disposed in a leafy raceme, each fascicle shortly pedunculate, with oblong bracts; calyx-lobes half as long as the recurved corolla, lanceolate, rough at edge and keel; petals nearly free, oblongo-spathulate, mucronulate; styles shortly subulate; squamæ minute, waxy. Stem a foot or more in height, simple? as thick as a goose-quill, tapering upwards, leafy throughout; the internodes about 1/2 inch apart, more or less hispid with long, swollen bristles. Leaves 1 1/4–1 1/2 inch long, 3–4 lines wide, membranaceous when dry. Flowers white, 2–3 lines long.