7. Fabronia pusilla Raddi 碎米藓 sui-mi xian
Atti Accad. Sci. Siena 9: 231. 1808. Fabronia octoblepharis ssp. pusilla (Raddi) Kindb., Eur. N. Amer. Bryin. 1: 13. 1897. Type. Europe: Toscana, Raddi s.n.
Plants minute, yellowish green, glossy, densely in tufts. Stems creeping, ascending at apex, irregularly branched; branches erect-spreading or erect, obtuse at apex; rhizoids sparse. Leaves densely imbricate or spreading, not appressed when dry, ovate-lanceolate, acuminate to hairy at apex, ca. 0.50 mm × 0.15 mm, broader in the middle; leaf margins plane, ciliate, each tooth consisting of 1–2 cells; costa single, weak, vanishing in the middle of leaf, smooth on the back; upper leaf cells narrowly rhomboidal or narrowly elliptic, 25–40 µm × ca. 7 µm; basal cells quadrate or rectangular; alar cells quadrate. Monoicous. Female inflorescences growing on lateral branches. Perichaetial leaves widely lanceolate. Setae ca. 4 cm long, yellowish brown; capsules curved; exostome teeth lanceolate, ca. 145 µm long, ca. 54 µm wide at base; endostome not developed. Spores spherical, 14–15µm in diameter, finely papillose.