Andreaea schofieldiana
Bryologist 90: 15, figs. 1–7. 1987,.
Plants greenish brown to brown-black. Leaves spreading, straight to secund, broadly subulate from an ovate base or lanceolate, widest in proximal half of leaf, apex symmetric; costa present, percurrent and usually filling the leaf apices, moderately differentiated to more often strong, terete, commonly reaching the leaf insertion; leaf margins entire or occasionally weakly crenulate; basal laminal cells rectangular, marginal cells grading to short-rectangular, walls usually sinuose, sometimes slightly pitted; medial laminal cells rounded-quadrate, 2-stratose entirely or in large patches except near costa where commonly 1-stratose, rarely 1-stratose throughout, lumens rounded; laminal papillae rare, low. Sexual condition cladautoicous; perichaetial leaves differentiated, convolute-sheathing. Spores 20–30 µm.
Habitat: Dry rock outcrops
Elevation: moderate elevations
Discussion
The small spores immediately separate Andreaea schofieldiana from the similar A. rothii.
Selected References
None.