3. Lopidium trichocladon (Bosch & Sande Lac.) Fleisch. 毛枝雀尾藓 mao-zhi que-wei xian
Musci Buitenzorg 3: 1069. 1908. Hypopterygium trichocladon Bosch & Sande Lac., Bryol. Jav. 2: 9. Pl. 138. 1861. Type. Indonesia: Java.
Plants yellowish green or dark green, not glossy. Primary stems elongate, often appressed; secondary stems pendulous, regularly branched, central strand absent. Lateral leaves ligulate, asymmetric, 1.0–2.2 mm × 0.2–0.5 mm, with a short apex; costa reaching the apex; leaf margins nearly entire, often bordered by 1–2 rows of linear cells in lower parts; laminal cells mostly rounded-oval, usually 7–15 µm wide, less porose, slightly collenchymatous; amphigastria small, ovate-lanceolate, symmetric, with elongate acute apex; margins nearly entire. Monoicous or autoicous. Inner perichaetial leaves elongate, with oblong-ovate bases, gradually narrowed into an acuminate apex, nearly entire; costa stout, ending at apex or percurrent; laminal cells similar to those of lateral leaves. Setae short, mammillose or papillose above; capsules small, erect or slightly inclined; annuli absent; exostome teeth lanceolate, papillose above, densely striate below; endostome segments narrow; cilia absent. Calyptrae small, mitriform. Spores minute, papillose.