Bryoerythrophyllum inaequalifolium (Tayl.) Zand., Bryologist 83: 232. 1980.
Barbula inaequalifolium Tayl., London J. Bot. 5: 49. 1846. Protologue: Ecuador. On Pichincha, near Quito, Prof. William Jameson, (Dr. Greville’s Herbarium.)
Plants small, reddish green, to 8 mm high. Stems red, erect, not or irregularly branched, sclerodermis and central strand present; rhizoids red, smooth. Leaves 0.8–1 mm long, erect, spirally incurved when dry, erect-spreading when wet, ovate to ovate-lanceolate, plane above, obtuse; margins unistratose, revolute to the apex, entire, not bordered, not to weakly decurrent at base; costa percurrent or ending 1–2 cells below the apex, smooth at back except near the apex, ventral superficial cells quadrate to short-rectangular, pluripapillose, guide cells present, ventral stereid band weakly developed, dorsal stereid band present, ventral epidermal layer enlarged, papillose; upper cells 6–16 x 6–10 μm, firm-walled, oblate to irregularly quadrate, rounded-hexagonal, or short-rectangular, pluripapillose by thick, c-shaped papillae, basal cells smooth, those near costa 14–30 x 10–22 μm, short-rectangular, outer basal cells oblate to irregularly quadrate 6–20 x 12–16 μm, firm-walled, alar cells not differentiated. Propagula unicellular, globose to ellipsoidal propagula in dense axillary clusters. Dioicous. Perichaetia terminal; perichaetial leaves elongate, sheathing. Setae smooth, 12–15 mm long, red. Capsules cylindric, weakly curved, 2–3 mm long, smooth; exothecial cells long-rectangular; stomata in neck; opercula erect, long-conic, 1 mm long; annuli persistent, of 2–3 rows of vesiculose cells; peristome of 32 red, filamentous, spirally twisted, densely spiculose teeth on a low basal membrane, to1 mm long. Spores 8–12 μm, lightly papillose. Calyptrae cucullate, smooth, 2.5 mm long.