Erpodium (Brid.) Brid. in Reichenb., Consp. Regn. Veg. 32. 1828.
Anoectangium [subgenus] Erpodium Brid., Bryol. Univ. 2: 167. 1827.
Plants dull, light- to dark-green. Leaves more or less monomorphic, spirally arranged, appressed or spreading and complanate when dry, spreading and often complanate when wet, symmetric to asymmetric, ovate, elliptic, or lanceolate; apices rounded to obtuse, or acute, acuminate to subulate; laminal cells smooth or pluripapillose, upper cells hexagonal to rhombic, basal cells oblate-oblong in several marginal rows. Perichaetial leaves enlarged or not enlarged. Setae short. Capsules immersed to shortly exserted, stomatose; opercula usually conic-rostrate; annuli rudimentary or broad and persistent; peristome absent or reduced to an irregular, pale, papillose membrane. Calyptrae usually covering the opercula and distal part of thecae, mitrate, more or less plicate.