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Hydrogonium majusculum (Müll. Hal.) P.C. Chen 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: Hedwigia 80: 242. 46 f. 6–7. 1941. (Hedwigia) Name publication detailView in Botanicus
 

Project Name Data (Last Modified On 3/13/2009)
Acceptance : Accepted
Project Data     (Last Modified On 5/1/2009)
General Reference:

Illustration & Map     (Last Modified On 5/1/2009)
Illustrations: Hydrogonium majusculum (Müll. Hal.) P.C. Chen (Figs. 4–5.)
Map: Hydrogonium majusculum (Müll. Hal.) P.C. Chen (Distribution in China)

Distribution     (Last Modified On 5/1/2009)
Distribution:
Habitat: on rocks or soil in shade.
Distribution: endemic to China.

Specimens Examined     (Last Modified On 5/1/2009)
Specimens Examined:
Specimen examined: Shaanxi: Hu Co., M.-X. Zhang s.n. (WUG).

 

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8. Hydrogonium majusculum (C. Müll.) P.-C. Chen    大叶石灰藓 da-ye shi-hui xian
Hedwigia 80: 242. 1941. Barbula majuscula C. Müll., Nuovo Giorn. Bot. Ital., n. ser. 5: 182. 1898. Type. China: Shaanxi (Schen-si), Lao-y-huo, Schan-gen-ze, March 1897, P. J. Giraldi 1825 (isotype H).
 
Plants rather large, to 50 mm high, yellowish green, in loose tufts. Stems erect, thick, mostly branched, radiculose at the base. Leaves contorted when dry, erect-spreading when moist, ovate-lanceolate, broader at the base, gradually acuminate; margins entire, plane in the upper half, revolute in the lower half; costa stout, yellowish brown, usually shortly excurrent; upper leaf cells quadrate to hexagonal, ca. 10–12 µm wide, thin-walled, papillose; basal cells rectangular, somewhat hyaline. Gemmae usually present in leaf axils, consisting of 8–12 cells, spindle-shaped or filiform. Sporophytes not seen.
 
 
 
 
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