3-333.66.__: Thamnobryum alleghanienseEnglish: Allegany thamnobryum moss.
Clades:
Neckeraceae,
Thuidiales,
Bryidae,
Bryanae,
Bryophyta,
Plants.
Region: temperate regions; Northern Hemisphere; United States, Canada; montane and the southeast North America; Piedmont and upper coastal plain; southern Appalachian Mountains.
Botany: drooping branches at the top of a standing stem, resembling small trees in a micro forest; on rocks in moist, wet, and shady gorges and ravines; leaf shape is ovate to oblong, sometimes lanceolate or ligulate; seta is 10-25 mm; dioecious reproduction, rarely polyocious; coarse, robust plants, green to brownish; wet moist rocks in shady environments and especially on the face cliffs; in deep gorges on limestone or more acidic, siliceous rock.