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Dicranella brachyblepharis Mitten 1869

Comprehensive Description

provided by North American Flora
Dicranella brachyblepharis (C. Miill.) Mitt. Jour. Linn
Soc. 12 : 34. 1869.
Angstroemia brachyblepharis C. Miill. Syn. 1: 435.1848.
Angstroemia microdon,ta.C. Miill. .Syn. 2; 606. 1851.
Dicranella microdonta Mitt. Jour. Linn. Soc. 12: 34. 1869.
Microdus Liebmanni Schimp.; Besch. Mem: Soc. Sci. Nat. Cherbourg 16: 162. 1872.
Microdus ovatus Schimp.; Besch. Mem. Soc. Sci. Nat. Cherbourg 16: 162. 1872.
Microdus Sdrtorii Schimp.; Besch. Mem. Soc. Sci. Nat. Cherbourg 16: 162. 1872.
Plants in low, .dark-green cushions; stems simple or somewhat branched, 5-10 mm. high, with leaves more or less curved-secund at the apex : stem-leaves often distant, ovate-lanceolate to lanceolate, not clasping, gradually narrowed to the entire apex, with the leaf-blade above
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very narrow, often indistinct; costa vanishing or percurrent, at the base well defined, 50-60 n wide; leaf-cells rectangular, the median ones 6-8 p. wide and up to 40 p long, with scarcely thickened walls; perichaetial leaves longer, up to 4 mm., with ovate, somewhat clasping base, rather gradually narrowed to a limb up to twice as long, with an entire or slightly denticulate,. acute apex: seta yellowish, slender, mostly erect, 5 mm. long: capsule oblong, symmetric, smooth or somewhat furrowed when dry, with elongate, irregular, thick, not sinuous-walled cells about 20 p wide and 30-50 p long; lid with a long obliquely rostrate beak; annulus large; peris tome-teeth red, vertically striate below, pale, papillose above, about 60-120 p high by 35 m wide at the base, irregularly divided scarcely one half down into unequal forks: spores coarsely papillose, up to 22 p in diameter or more.
Type locality: Near Jalapa, Vera Cruz.
Distribution: Mexico and Guatemala.
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bibliographic citation
Robert Statham Williams. 1913. (BRYALES); DICRANACEAE, LEUCOBRYACEAE. North American flora. vol 15(2). New York Botanical Garden, New York, NY
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