Plants green or yellow-green. Stems with paraphyllia absent; axillary hair distal cells 1-3, linear or shortly so. Stem leaves sometimes more erect when dry, ± recurved, sometimes slightly homomallous, densely or sparsely inserted, 0.2-0.5 mm wide; base erect to almost spreading; acumen 40-58% leaf length; basal alar cells short-rectangular, sometimes rectangular, distal alar cells transversely rectangular, quadrate, or short-rectangular, alar region large, reaching from margin 50-65% distance to costa at insertion. Seta 0.9-1.7 cm.