3. Wijkia surcularis (Mitt.) Crum 细枝刺枝藓 xi zhi ci zhi xian
Bryologist 74: 173. 1971. Acanthocladium surculare (Mitt.) Broth., Index Bryol. (ed. 2), 1: 3. 1903. Hypnum surculare (Mitt.) Jaeg., Ber. Thätigk. St. Gallischen Naturwiss. Ges. 1877–78: 344. 1880. Stereodon surcularis Mitt., J. Proc. Linn. Soc., Bot., Suppl. 1: 112. 1859. Type: India.
Plants medium-sized when well developed, dull green, in dense mats, with several upright erect shoots. Main stems prostrate, pinnately branched; secondary stems arcuate, up to 5 mm long, with many erect, flagellate branchlets with appressed leaves, ending in a conical tip. Stem leaves imbricate to erect, broadly ovate to ovate-lanceolate, constricted into a slender and long acumen, ca. 1/2 the leaf length; leaf cells oblong to elongated, 22–45 mm long, thick-walled, slightly pitted; branch leaves patent, oblong to oblong-lanceolate, strongly concave, acuminate to shortly acuminate; margins slightly involute, entire below, serrulate at apex; elongate-oblong to narrowly linear, (33–)40–55 mm long, thick-walled, not pitted, sometimes lowly papillose. Inner perichaetial leaves narrowly elongated. Setae slender, elongate, smooth, reddish, ca. 3.6 cm long; capsules horizontal, ovoid.