2. Schwetschkea courtoisiiBroth. & Par. 华东附干藓 hua-dong fu-gan xian
Rev. Bryol. 35: 127. 1908. Type. China: Shanghai, Zi Ka Wei, Courtois 119 (holotype H).
Schwetschkea incerta Thér., Ann. Crypt. Exot. 5: 178. 1932. Type. China: Fujian, Gu-shan (Mt.), Buong Kang, H. H. Chung 156 (holotype PC).
Plants slender, yellowish green or brownish green, in creeping patches. Stems prostrate, irregularly branched; branches short, 3–4 mm long, mostly ascending, attenuate. Leaves spreading, secund when dry, ovate-lanceolate or lanceolate, acuminate; branch leaves small, suddenly acute, 1.2–1.3 mm × 0.5–0.8 mm; leaf margins plane, entire or toothed above; costa single, slender, up to the middle of leaf; median leaf cells oblong-hexagonal, ca. 20 µm × 10 µm; alar cells flat quadrate, in several rows, thin-walled, smooth. Autoicous. Perichaetial leaves erect, ovate-lanceolate, acute, costa percurrent. Setae delicate, erect, 2–3 mm long; capsules ovoid, slightly curved; opercula with a curved beak; peristome double; exostome teeth and endostome segments equal in length. Spores ca. 18 µm in diameter.