erect, glabrous; twigs downy, leafy; leaves opposite or alternate, the lower ovate or sub-cordate, upper lanceolate, sub-obtuse, quite glabrous, with revolute membranaceous margins, sub-punctate beneath; peduncles corymbose, many times longer than the leaves, bibracteate, and the calyces glabrous; cal. lobes ovate, obtuse, reflexed; petals roundish, thrice as long as the calyx. 6–12 inches high, the branches and twigs scattered or subumbellate-aggregate, short, filiform, erecto-patent. Leaves sub-remote, spreading, reflexed at the sides, pellucid at the margin, gland-dotted, dull green above, paler beneath, 4–6 lines long; in β. the lower longer and linear. Flowers the smallest in the genus. Upper peduncles 6 lines, lower 12 lines long, with two small bracts above the middle. Calyx 1 line long, the lobes very obtuse, membrane-edged. Petals white, red outside. Capsule twice as long as the reflexed calyx.