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!Arctoa hyperborea (Gunnerus ex With.) Bruch & Schimp. 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: Bryologia Europaea 1: 157. 87 (fasc. 33–36 Mon. 3. 2). 1846. (Bryol. Eur.) Name publication detail
 

Project Name Data (Last Modified On 3/6/2009)
Acceptance : Accepted
Project Data     (Last Modified On 3/6/2009)
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Illustration & Map     (Last Modified On 3/6/2009)
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Illustrations: C. Gao (ed.) 1994 (Pl. 104, figs. 1–10).
Map: Arctoa hyperborea (Gunnerus ex With.) Bruch & Schimp. (Distribution in China)

Distribution     (Last Modified On 3/6/2009)
Distribution:

 

Habitat: on soil, humus or rocks in forests.
Distribution: China, Russia, Europe, and North America.

Specimens Examined     (Last Modified On 3/6/2009)
Specimens Examined:

 

Chinese specimens examined: Heilongjiang: Tang-yuan Co., S.-E. Liu 1461 (MO). Jilin: An-tu Co., C. Gao 22432 (IFSBH), 22454 (MO). Sichuan: Mi-ya-luo, Z. Wang et al. 3710 (IFSBH). Xizang: Mo-tou Co., Y.-G. Su 957 (a) (IFSBH, KUN).
 

 

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2. Arctoa hyperborea (With.) Bruch & Schimp. in B.S.G.   北方极地藓  bei-fang ji-di xian
Bryol. Eur. 1: 87. (fasc. 33/36 Mon. 3, 2). 1846. Bryum hyperboreum Gunn. ex With., Syst. Arr. Brit. Pl. ed. 4, 2: 811. 1801. Type. Norway.
 

 

Plants slender, 1–5 cm high, brownish green, shiny, in dense tufts. Stems erect, simple or forked, radiculose only at the base. Leaves in many rows, 3–5 mm long, erect-patent, upper parts reflexed or secund, narrowed from an oval-lanceolate base to a subulate apex; margins entire or somewhat serrulate only at the apex; costa slender, occupying 1/8–1/6 the leaf base width, ending near the apex or shortly excurrent; leaf cells incrassate throughout, upper cells irregularly rounded-quadrate or short-rectangular, less than 2:1; lower cells slightly elongate; alar cells distinctly differentiated, nearly quadrate to short-rectangular. Setae stout, purple, 5–8 mm long; capsules erect, oblong-obovoid, 1.5 × 1.0 mm, symmetric or nearly so, with 8 striate when dry; annuli developed, and deciduous; opercula obliquely rostrate; peristome teeth not spreading when dry, divided halfway down, often striate. Spores green, ca. 30 µm in diameter, finely papillose.
 
 


 

 
 
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