4. Gollania homalothecioidesHiguchi 拟同蒴粗枝藓 ni tong shuo cu zhi xian
J. Jap. Bot. 70: 239, 1995. Type: China. Sichuan, A-ba Co., Mt. Amaila, S. He 31029 (holotype PE).
Plants yellowish green or brownish green, somewhat glossy. Stems prostrate, up to 7 cm long, densely pinnately branched; stem elliptic in cross section, central strand slightly developed; leafy stems and branches nearly terete; branches ca. 1.5 cm long; pseudoparaphyllia lanceolate, filiform at apex, 8–15 cells wide at base. Stem leaves erect-spreading or slightly falcate, ovate-lanceolate, 2.1–2.8 mm × 0.8–1.0 mm, gradually acuminate, sometimes twisted at apex, nearly cordate and deeply plicate at base, slightly decurrent; margins slightly recurved, serrulate above; costae double, reaching 1/8–1/6 the leaf length, usually separate at base; median leaf cells narrowly rhomboidal, slightly sinuose, 30–60 µm × 3–5 µm, thick-walled, smooth, upper cells prorate on both sides; basal cells larger, thick-walled, porose; alar cells differentiated, subquadrate to irregularly hexagonal, in 15–25 longitudinal rows, 15–20 transverse rows, with elongate cells at margins; branch leaves small, elliptic-lanceolate, 1.7–2.3 mm × 0.6–0.7 mm. Sporophytes not seen.