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Chionostomum Müll. Hal. 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 GardenSearch in Flora do Brasil 2020Search in Reflora - Virtual HerbariumSearch in Living Collections Decrease font Increase font Restore font

Published In: Linnaea 36: 21. 1869. (Linnaea) Name publication detailView in BotanicusView in Biodiversity Heritage Library

Project Name Data (Last Modified On 4/1/2009)
Acceptance : Accepted
Project Data     (Last Modified On 4/1/2009)
General Reference:

Notes     (Last Modified On 4/1/2009)
general taxon notes:
The genus consists of three species and one variety in the world. Two species are known from China.


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3. Chionostomum C. Müll.   花锦藓属   hua jin xian shu
Linnaea 36: 21. 1869.
Plants rather robust or soft, pale green, yellowish green or yellowish brown, glossy, in interwoven patches. Stems elongate, prostrate, with dense rhizoids at base; somewhat irregularly pinnately branched; branches erect, blunt at apex, short and unbranched, or elongate and remotely branched. Leaves dense, loosely appressed when dry, erect or erect-spreading when moist, sometimes slightly falcate, elongate-oblong, spatulately concave, shortly lanceolate at apex; leaf margins slightly recurved, entire; costae double, short or very weak; leaf cells smooth, rhomboidal above, becoming longer and thinner below; basal cells shorter, pitted, golden yellowish; alar region consisting of one row of inflated, hyaline or yellowish brown cells with a few smaller and subquadrate cells above the inflated cells. Autoicous. Inner perichaetial leaves erect, lanceolate, margins recurved, smooth. Setae slender, elongate, reddish, smooth; capsules erect or slightly suberect, elongated cylindrical; opercula conic at base, slender and long-rostrate; exostome teeth evidently bordered at margins, densely trabeculate on inner surface; endostome segments adhering to exostome teeth, linear, as long as the teeth, papillose; basal membrane low; cilia absent. Calyptrae cucullate, smooth. Spores small.

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1. Plants large, leaves more than 2.5 mm long; alar cells not particularly differentiated, consisting of an excavate group of quadrate and rectangular, thin- to thick-walled .................................1.C. hainanense
1. Plants small; leaves shorter than 2.5 mm long; alar cells clearly inflated, consisting of a basal row of 5–6, colored, largely inflated and thin-walled cells................................................................2.C. rostratum
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