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!Meesia triquetra (L. ex Jolycl.) Ångstr. 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: Nova Acta Regiae Societatis Scientiarum Upsaliensis 12: 357. 1844. (Nova Acta Regiae Soc. Sci. Upsal.) Name publication detailView in Biodiversity Heritage Library
 

Project Name Data (Last Modified On 3/18/2009)
Acceptance : Accepted
Project Data     (Last Modified On 5/4/2009)
General Reference:

Illustration & Map     (Last Modified On 5/4/2009)
Illustrations: Meesia triquetra (L. ex Jolycl.) Ångstr. (Figs. 8–12.)
Map: Meesia triquetra (L. ex Jolycl.) Ångstr. (Distribution in China)

Distribution     (Last Modified On 5/4/2009)
Distribution:
Habitat: on grasslands, wet ground, or in bogs; alt. 1500–2000 m.
Distribution: China, Mongolia, Russia, Europe, North America, and Australia.
 

Specimens Examined     (Last Modified On 5/4/2009)
Specimens Examined:
Chinese specimens examined: Heilongjiang: Yi-chun City, S.-E. Liu 7795 (IFSBH); Dailing, C. Gao 266 (IFSBH). Jilin: Jiao-he Co., C. Gao 1497, 1514 (both in IFSBH); An-tu Co., C. Gao 1007 (IFSBH); Mt. Changbai, C. Gao 967 (IFSBH, MO). Nei Mongol: Er-gu-na-you-qi, X.-L. Bai 3154, 3158 (both in HIMC), Z. Wang 1537 (MO); Gen-he, P.-C. Chen 800, 940 (both in HKAS).

 

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2. Meesia triquetra (Richt.) Ångstr.   三叶寒藓   san ye han xian
Nova Acta Regiae Soc. Sci. Upsal. 12: 357. 1844. Mnium triquetrum L. ex Richt., Codex Bot. Linn. 1045. 1840. Type: Europe.
Meesia triquetra fo. crassifolia Kab., Hedwigia 77: 133. 1938.
 
Plants yellow to yellowish green, sometimes dark green or brownish green, usually dark brown at base, compact or in loose tufts. Stems erect, 3–6 cm high, not branched or sometimes with 1–3 branches, with dense brownish rhizoids at base; triangular in cross section. Leaves clearly in 3 ranks, broadly ovate-lanceolate, 2.5–3.5 mm × 1.0–1.5 mm, decurrent at base, keeled, squarrose above mid-leaf; margins plane, clearly serrulate; costae strong, percurrent or shortly excurrent; apical cells small, irregularly quadrate or shortly rectangular, green; basal cells rectangular, hyaline, thin-walled. Dioicous. Perichaetial leaves not elongate. Setae 8–10 cm long, straight, reddish brown; capsules ca. 4–6 mm long, with elongate neck as long as the urn; endostome segments linear; basal membrane low. Spores 30–45 µm in diameter, yellowish brown, densely papillose.
 
 
 
 


 

 
 
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