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Tetraplodon Bruch & Schimp. Search in The Plant ListSearch in Index Nominum Genericorum (ING)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: Bryologia Europaea 3: 211 (fasc. 23–24. Mon. 1.). 1844. (Bryol. Eur.) Name publication detail
 

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Notes     (Last Modified On 3/17/2009)
general taxon notes:
The genus Tetraplodon consists of 8 species in the world (Crosby et al. 2000). Most of the species are limited to special habitats such as bird pellets and animal droppings or dead animal bodies. Three species and one variety are recognized in China.

 

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3. Tetraplodon Bruch & Schimp. in B.S.G.   并齿藓属   bing-chi xian shu
Bryol. Eur. 3: 211 (fasc. 23–24. Mon. 1). 1844.
 
Plants medium-sized to large, sometimes rather robust, yellowish green or yellowish brown, in dense tufts, often mixed with rhizoids below. Stems erect, often branched, radiculose below. Leaves smaller below, larger above, oblong-lanceolate or oblong-ovate to somewhat obovate, sometimes slightly concave, gradually or abruptly subulate-acuminate at apex; margins plane, entire or remotely dentate above; costa percurrent to shortly excurrent; upper leaf cells oblong-hexagonal or shortly rectangular, firm-walled; lower cells narrowed and elongate, moderately thin-walled. Autoicous. Setae erect, short to elongate; capsules erect, symmetric, with small, shortly cylindrical urns, apophyses well developed, narrowly elongate-pyriform, often slightly broader and longer than the urns; opercula bluntly low conic; annuli usually absent; peristome teeth 16, reddish brown, deeply inserted below the mouth, reflexed when dry, 4 teeth joined together when young, split when mature. Calyptrae small, conic-mitrate, smooth, naked. Spores small, spherical, smooth.
 
 
 
 

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1. Leaves oblong-lanceolate, rather gradually subulate-acuminate; leaf margins remotely dentate above or entire; setae short, ca. 0.2–0.5 cm long...................................................................................2
1. Leaves oblong-ovate or abruptly subulate; leaf margins entire; setae elongate, 1–3 cm long.......................... 3
2. Capsules slightly exserted on short setae; subulate leaf apices about half of the laminal length; leaf margins remotely dentate above.................................................1a. T. angustatus var. angustatus
2. Capsules nearly to completely immersed in perichaetial leaves; subulate leaf apices nearly as long as the laminal length; leaf margins entire........................................1b. T. angustatus var. integerrimus
3. Costa shortly excurrent; leaf apices long-subulate............2. T. mnioides
3. Costa subpercurrent; leaf apices shortly acuminate........3. T. urceolatus

 

 
 
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