[beta.floranorthamerica.org] Description, Phenology, Habitat, Elevation: Plants in dense turfs, green, red-green, or yellow - green, older shoots becoming red-brown. Stems 2 - 4 (-6) cm, tufted, weakly comose to evenly foliate, innovations elongate and evenly foliate; usually strongly radiculose well toward stem apices. Leaves green, red-green, or yellow-green, dull brown-red or brick red with age, somewhat twisted to contorted when dry, ovate, flat to weakly concave, (1-) 2 - 3 (-4) mm, not much enlarged toward stem apex; base strongly and narrowly decurrent; margins revolute to mid leaf or beyond, limbidium strong, in 2 or 3 rows; apex acute; costa short-excurrent, awn smooth; proximal laminal cells short-rectangular, 3:1, same width or somewhat wider than more distal cells; medial and distal cells rhomboidal, 14 - 22 µm wide, (2-) 3:1, walls firm to often incrassate. Specialized asexual reproduction occasional, by leaf axil gemmae, brown. Sexual condition dioicous. Seta 1- -3 (-4) cm. Capsule brown, elongate-ovate, symmetric, 3 - 5 mm, mouth yellow; operculum conic, apiculate; peristome well developed; exostome teeth yellow basally, hyaline distally, lamellae usually straight mid tooth, pores absent along mid line; endostome not adherent to exostome, basal membrane high, 1/2 exostome height, segments with ovate perforations, cilia long, appendiculate. Spores 12 - 18 µm, finely papillose, pale yellow or green.
Phenology: Capsules mature Apr - Oct.
Habitat: Wet soil, soil over rock, rock, fens
Elevation: low to high elevations (0 -
4000 m) (link added by Mary Ann Machi)