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Gymnostomiella vernicosa var. tenerum (Müll. Hal. ex Dusén) Arts Search in NYBG Virtual HerbariumSearch in JSTOR Plant ScienceSearch in SEINetSearch in African Plants Database at Geneva Botanical Garden Decrease font Increase font Restore font
 

Published In: Journal of Bryology 20: 424. 1998. (J. Bryol.) Name publication detail
 

Project Name Data (Last Modified On 3/12/2009)
Acceptance : Accepted
Project Data     (Last Modified On 3/12/2009)
General Reference:

Illustration & Map     (Last Modified On 3/12/2009)
Related Objects:
Illustrations: Arts 1998 (fig. 7, 1–4).

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Map: Gymnostomiella vernicosa var. tenerum (Müll. Hal. ex Dusén) Arts (Distribution in China)

Distribution     (Last Modified On 3/12/2009)
Distribution:
Habitat: on clay soil and sandstone.
Distribution: China, Nepal, India, Sri Lanka, Myanmar, Thailand, Indonesia, and Africa. 
 

Specimens Examined     (Last Modified On 3/12/2009)
Specimens Examined:
Chinese specimens examined: Sichuan: Mian-yang Co., Allen 7385, 7395 (MO), Redfearn et al. 35599a (MO, SMS).
 

Notes     (Last Modified On 3/12/2009)
general taxon notes:
The var. tenerum is different from var. vernicosa by the unipapillose upper leaf cells and dentate-crenulate upper leaf margins, instead of pluripapillose upper leaf cells and papillose-crenulate upper leaf margins (Arts 1998).

 

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1. Gymnostomiella vernicosa (Hook.) Fleisch. var. tenerum (C. Müll. ex Dus.) Arts  疣壶藓小型变种 you-hu xian xiao-xing bian-zhong
J. Bryol. 20: 424. 1998. Gymnostomiella tenerum (C. Müll. ex Dus.) Arts, J. Bryol. 19: 76. 1996. Splachnobryum tenerum C. Müll. ex Dus., Kongl. Svenska Vetensk. Acad. Handl. 28(3): 39. a–c, f. 50. 1896. Type. Liberia: P. Dusen s.n.
 
Plants very small, 1–3 mm high, green to blackish green or brownish, in dense tufts. Stems very short, simple, often radiculose at the base. Leaves contracted when dry, erect or widely spreading when moist, obovate to spathulate, rounded at the apex; margins plane, entire below, denticulate above middle mostly by papillose cells; costa faint, not much differentiated from laminal cells, slender, ending slightly above the leaf middle; upper leaf cells hexagonal, lax, pellucid, thin-walled, bluntly papillose; basal cells rectangular, smooth, thin-walled; alar cells not differentiated. Dioicous. Gemmae often in leaf axils. Sporophytes not seen.
 
 
 
 
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