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!Ditrichum difficile (Duby) M. Fleisch. 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: Die Musci der Flora von Buitenzorg 1: 300. 1904. (Musci Buitenzorg) Name publication detailView in BotanicusView in Biodiversity Heritage Library
 

Project Name Data (Last Modified On 3/5/2009)
Acceptance : Accepted
Project Data     (Last Modified On 3/6/2009)
General Reference:

Illustration & Map     (Last Modified On 3/6/2009)
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Click here for distribution map.

Illustrations: C. Gao (ed.) 1994 (Pl. 34, figs. 1–7).
Map: Ditrichum difficile (Duby) M. Fleisch. (Distribution in China)

Distribution     (Last Modified On 3/6/2009)
Distribution:

 

Habitat: on soil.
Distribution: China, Russia, India, Indonesia, Australia, New Zealand, South America, and South Africa.

Specimens Examined     (Last Modified On 3/6/2009)
Specimens Examined:

 

Chinese specimens examined: Taiwan: Taihei Shan (Mt.), see the type information of Ditrichum formosicum cited above.

 

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3. Ditrichum difficile (Duby) Fleisch.  卷叶牛毛藓  juan-ye niu-mao xian
Musci Fl. Buitenzorg 1: 300. 1904. Trichostomum difficile Duby in Moritzi, Syst. Zoll. Pfl. Verz. 134. 1846. Type. Indonesia: Java, Zollinger 411.
Ditrichum flexifolium Hampe, Flora 50: 182. 1867.
Dicranum flexifolium Hook., Musc. Exot. 2: 144. 1819, hom. illeg.
Ditrichum formosicum Nog., J. Jap. Bot. 14: 397. 1938. Type. China: Taiwan, Taihei Shan (Mt.), Noguchi 6647 (holotype NICH).
 

Plants small to medium-sized, slender, 1.5–2.5 cm high, yellowish green, caespitose or in dense tufts. Stems erect, simple or sparsely branched, somewhat radiculose below. Leaves in several rows, flexuous or contorted above, linear-lanceolate, 4–6 mm long, rather abruptly narrowed from an oblong-ovate, sheathing base to a long, slender or setaceous acumen; margins plane, entire or sometime serrulate above; costa flat, percurrent or shortly excurrent, filling most of the subula; upper cells rectangular, 13–26 µm × 5–6 µm, moderately thick-walled; lower cells becoming elongate, 26–52 µm × 5–6 µm at the shoulder, 39–65 µm × 5–7 µm near the base, sometimes with several rows of linear and pellucid cells at the margins. Dioicous. Perichaetial leaves 7–8 mm long. Setae slender, straight, 3.0–3.5 cm long, reddish brown, twisted above; capsules cylindric or narrower below, suberect, ca. 2 mm long, asymmetric, reddish brown; peristome teeth linear, divided nearly to the base, yellowish brown, coarsely papillose. Calyptrae and spores not seen.

 
 
 
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