Plants small, gregarious or tufted, erect, simple or sparsely and irregularly branched, not tomentose. Leaves subulate-acuminate from a narrow base; costa single, strong, excurrent or percurrent; cells short above, smooth, alar cells well-developed or not differentiated. Dioicous or autoicous. Setae erect or curved-cygneous; capsules erect, stomata present; annuli large, compound or simple; opercula rostrate, straight or oblique; peristome teeth absent or single, 16, truncate or elongate, entire or split at the tip. Calyptrae mitrate or cucullate.