Rhizogonium Brid., Bryol. Univ. 2: 644. 1827.
Medium-sized plants in light-green or yellowish tufts. Stems erect, simple or branched at base, moderately tomentose either along stems or at the stem bases; rhizoids reddish‑brown. Basal leaves reduced and distant, upper leaves distichous, ovate to elliptic; margins unistratose or multistratose, not bordered or weakly bordered by elongate cells, singly toothed; costae single, subpercurrent to excurrent, smooth at back, with two stereid bands; upper cells small, quadrate, rounded‑hexagonal to rectangular, thick‑walled, smooth. Dioicous. Perichaetia bud‑like, at base of stems. Seta elongate. Capsules exserted, suberect, smooth; opercula short rostrate; annuli well-developed, cells vesiculose; exostome of 16 narrowly triangular teeth, papillose throughout; endostome basal membrane well-developed, segments narrow, cilia stout, 2–3. Calyptra unknown (?).