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!Dicranodontium asperulum (Mitt.) Broth. Search in The Plant ListSearch in NYBG Virtual HerbariumSearch in Muséum national d'Histoire naturelleSearch in Type Specimen Register of the U.S. National HerbariumSearch in Virtual Herbaria AustriaSearch in JSTOR Plant ScienceSearch in SEINetSearch in African Plants Database at Geneva Botanical Garden Decrease font Increase font Restore font
 

Published In: Die Natürlichen Pflanzenfamilien I(3): 336. 1901. (Nat. Pflanzenfam.) Name publication detailView in Biodiversity Heritage Library
 

Project Name Data (Last Modified On 3/9/2009)
Acceptance : Accepted
Project Data     (Last Modified On 3/9/2009)
General Reference:

Illustration & Map     (Last Modified On 3/9/2009)
Related Objects:
Click here for distribution map.
 
Illustrations: C. Gao (ed.) 1994 (Pl. 77, figs. 1–8).
Map: Dicranodontium asperulum (Mitt.) Broth. (Distribution in China)

Distribution     (Last Modified On 3/9/2009)
Distribution:
Habitat: on rocks or rotten wood in subalpine forests.
Distrobution: China, Japan, Nepal, India, Europe, and North America.

Specimens Examined     (Last Modified On 3/9/2009)
Specimens Examined:
Chinese specimens examined: Guangxi: Xian-an Co., S.-S. Hu 80112 (MO). Hainan: Wuzhi Shan (Mt.), Z. Huang 35603 (IFSBH). Sichuan: Dao-cheng Co., M.-Z. Wang 81405 (c) (IFSBH, PE); Mu-li Co., C. Gao 20281, 20385 (IFSBH); Tian-quan Co., C. Gao 17952 (IFSBH); Ya-jiang Co., S. He 31901 (MO). Taiwan: Ping-dong Co., C.-C. Chuang 1535, 1536 (UBC). Xizang: Cha-yu Co., S.-G. Wu 1088 (IFSBH, KUN); Mi-lin Co., M. Zang 1926 (KUN); Mo-tuo Co., Y.-G. Su 4245, 4472 (IFSBH, KUN); Mt. Everest, X.-G. Wang 26, 100 (MO). Yunnan: Gong-shan Co., M.-Z. Wang 8109 (IFSBH, PE); Jing-dong Co., J.-K. Zhang 556 (IFSBH, YUKU); Mang-kang Co., Handel-Mazzetti 8347, 9247 (H); Wen-shan Co., Y.-H. Liu 22389 (KUN); Yi-liang Co., X.-J. Li 4370 (IFSBH, KUN).

 

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1. Dicranodontium asperulum (Mitt.) Broth.   粗叶青毛藓 cu-ye qing-mao xian
Nat. Pflanzenfam. I(3): 336. 1901. Dicranum asperulum Mitt., J. Proc. Linn. Soc., Bot. Suppl. 1: 22. 1859. Syntypes. India: Sikkim, J. D. Hooker 18, 29.
Dicranodontium aristatum Schimp., Syn. Musc. Eur. 695. 1860.
Dicranodontium capillifolium (Dix.) Takaki, J. Hattori Bot. Lab. 31: 292. 1968. Brothera capillifolia Dix., J. Bombay Nat. Hist. Soc. 39: 774. 1937. Synonymized by Frahm (1997).
 
Plants small to rather large, up to 5 cm high, yellowish green, in weakly silky, loose or dense tufts. Stems erect or ascending, somewhat flexuose, unbranched or sparsely branched, radiculose below; central strand present. Leaves up to 7 mm long, homomallous, often deciduous, flexuose or falcate when dry, erect-spreading when moist, upper ones usually falcate-secund, abruptly narrowed from an ovate, convolute base to a very long, roughened, setaceous apex or often in semi-canaliculate awn; margins distinctly serrulate at shoulder, sometimes nearly to the base, often dentate near the apex; costa occupying 1/4–1/3 the leaf base width, long-excurrent, often spinulose at tips, with several dentate ridges at back, occasionally nearly smooth; upper cells above the shoulders rectangular to linear, smooth or nearly so; upper basal cells in the sheathing base rectangular to linear, 30–50 µm × 10–20 µm, firm-walled; lower basal cells becoming broadly rectangular close to the costa, narrower near the margins, forming an indistinct marginal band; alar cells often inflated, broadly rectangular to subquadrate, 30–60 µm × 20–30 µm, thin-walled, hyaline, fragile, occasionally forming indistinct auricles. Dioicous. Perichaetial leaves not much differentiated. Setae up to 1 cm long, yellowish, strongly flexuose when dry, cygneous when moist; capsules cylindric, 0.6–1.0 mm × 0.4–0.5 mm, brownish; opercula long-rostrate; annuli absent; peristome teeth lanceolate, ca. 0.3 mm long, divided unequally to the middle. Spores not seen.
 
 

 

 
 


 

 
 
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