Andreaea mutabilis
London J. Bot. 3: 536. 1844,.
Plants reddish to black. Leaves erect-spreading, straight or sometimes secund, lanceolate, widest proximally, apex symmetric; costa absent; leaf margins entire; basal laminal cells rectangular to long-rectangular, marginal cells quadrate, walls little pitted; medial laminal cells roundedquadrate to ovate, 1-stratose entirely or sometimes 2-stratose in patches distally, lumens rounded; laminal papillae rare, low. Sexual condition cladautoicous; perichaetial leaves differentiated, convolute-sheathing. Spores 12–20 (–30) µm.
Habitat: Acidic rock faces, occasionally thin soil
Elevation: moderate elevations
Distribution
B.C., South America (Argentina), South America (Ecuador), nw Europe, Asia (e China), Atlantic Islands (Kerguelen Island), Pacific Islands (including New Zealand), Australia
Discussion
Selected References
None.
Lower Taxa
"widest" is not a number.