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Published In: Journal of the Proceedings of the Linnean Society, Botany 8: 48. pl. 8. 1864. (J. Proc. Linn. Soc., Bot.) Name publication detailView in Botanicus

Project Name Data (Last Modified On 4/3/2009)
Acceptance : Accepted
Project Data     (Last Modified On 5/6/2009)
General Reference:

Illustration & Map     (Last Modified On 5/6/2009)
Illustrations: Oligotrichum aligerum Mitt. (Figs. 1–8.)
Map: Oligotrichum aligerum Mitt. (Distribution in China)

Distribution     (Last Modified On 5/6/2009)
Habitat: on moist soil along roadsides, forest ground, or rocks; alt. 1600–2000 m.
Distribution: China, Japan, and North America.

Specimens Examined     (Last Modified On 5/6/2009)
Specimens Examined:
Chinese specimens examined: Jilin: Chang-bai Co., C. Gao 7565 (IFSBH, PE). Taiwan: Ilan Co., Mt. Taiping, C.-C. Chuang 2025 (PE, UBC); Tai-tung Co., C.-C. Chuang 5187 (PE, UBC). Yunnan: Wei-xi Co., Q.-W. Wang 4216 (PE).


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1. Oligotrichum aligerum Mitt.   高栉小赤藓   gao zhi xiao chi xian
J. Proc. Linn. Soc., Bot., 8: 48. f. 8. 1864. Type: Japan.
Plants small, 0.5–1.5 cm high, male plants generally smaller than female ones, brownish green to reddish brown, erect, usually tufted, rarely scattered. Stems with poorly developed central strand; rhizoids numerous at the base. Leaves lanceolate, slightly sheathing at base, often clasping by the base; upper leaves often crisped when dry, erect-patent when moist; middle leaves 2.5–3.5 mm × 0.3–0.5 mm; margins serrate or serrulate; costa rather broad, often reaching leaf apex; ventral lamellae 6–9 rows, slightly wavy, usually 5–10 cells high; the lamellae of upper leaves low, 2–5 cells high; leaf cells unistratose, median cells rounded ovate or rounded quadrate, 10–15 µm wide, basal cells rather long or nearly rectangular, 25–50 µm × 10–15 µm, rather thin-walled. Dioicous. Perigonia in rosettes, often growing new innovations from center. Setae reddish brown, straight; capsules oblong-ovoid, asymmetrical, usually single; peristome teeth 32, membrane low; opercula shortly cylindrical, with short beaks. Calyptrae cucullate, smooth, often with short cilia on apex. Spores spherical, 10–13 µm in diameter, verrucose.
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