Distal leaves ovate, 0.6–1.3 mm, leaf base not differentiated in shape; distal laminal cells short-rectangular. Sexual condition autoicous. Seta 0.3–1.2 mm. Capsule neck short, obovate. Spores pitted. Calyptra smooth.
Phenology: Capsules mature spring.
Habitat: Soil, commonly surrounding quartz pebbles
Elevation: low to moderate elevations
Md., N.C., Tex.
Bruchia fusca is much like B. hallii and differs almost exclusively in the ornamentation of the spores, a trait that may prove to be an intraspecies genetic difference.