Acaulon schimperianum
in W. S. Sullivant and C. L. Lesquereux, Musc. Bor.-Amer., sched. 8. 1857,.
Basionym: Phascum schimperianum Sullivant in A. Gray, Manual ed. 2, 615. 1856
Treatment appears in FNA Volume 27. Treatment on page 638.
Plants elliptic to globose, occasionally three-angled, 1–1.5 mm. Stem leaves awned, broadly channeled; laminal cells papillose abaxially. Seta as long as the diameter of the capsule. Spores spheric, 35-40 µm, papillose.
Phenology: Capsules mature winter.
Habitat: Soil, dry washes
Elevation: low to moderate elevations
Distribution
Ariz., Ill., Iowa, Kans., Tex., Mexico (Nuevo León).
Discussion
Acaulon schimperianum is awned and the distal margins are more strongly dentate than those of the other species.
Selected References
Lower Taxa
None.