Plants medium-sized or rarely large, dull or glossy. Stems elongate, curved or rarely straight, not julaceous, medium-sized or rarely large, dull or glossy. Stems conspicuous clusters of short, fragile branchlets present in distal leaf axils and at branch apices, sometimes scarce or apparently absent. Branch leaves erect-appressed or rarely secund, plicate, 1.4-1.9 mm; apex lanceolate-acuminate; apical laminal cells smooth abaxially or rarely papillose; terminal cell narrowly elongate, hyaline. Perigonia unknown. Perichaetia extremely rare. Sporophytes unknown.