Orthotrichum acroblepharis

Description

Genus Orthotrichum

Plants 1--5(--13) cm. Stem leaves imbricate, usually erect-appressed and straight when dry, spreading to wide-spreading when moist, 0.6--6.5 mm; ovate , lanceolate, or linear-lanceolate, obtuse , acute to rounded-acute, acuminate or sometimes obtuse, rarely channeled , rarely acuminate or piliferous ; margins reflexed to revolute , rarely plane or involute , entire or denticulate near apex; costa strong , usually ending near apex; distal leaf cells mostly rounded , almost isodiametric, usually 6--24(--30) µm, with 1--3 papillae per cell, papillae conical or forked ; basal leaf cells elongate-linear, thick-walled and nodose or rectangular, thin-walled, and smooth near base ; marginal leaf cells shorter. Specialized asexual reproduction by brood-bodies, sometimes present on leaves, 3--14 cells long. Perichaetial leaves similar to stem leaves or sometimes slightly differentiated. Sexual condition goniautoicous or cladautoicous , rarely dioicous. Seta to 15 mm, twisted to left. Capsule immersed , emergent or exserted, varying from globose to cylindric , 0.7--3 mm, more or less gradually constricted to seta , smooth or with 8 or 16 ribs and sometimes constricted below mouth when dry; stomates superficial or immersed in central or proximal parts of capsules; peristome double or more rarely single or absent; exostome teeth 0, 8, or 16, papillose or striate , reflexed, recurved, or erect ; endostome segments 0, 8, or 16. Calyptra large, mitrate, conic-oblong to short-conic, more or less hairy or naked, plicate or more rarely smooth, not split at base. Spores isomorphic .

Species 120; worldwide, more common in temperate areas.Dale H. Vitt "Orthotrichum". in Bryophyte Flora of North America Vol. 2. Oxford University Press. Online at EFloras.org.

Taxonomy

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Domain: Eukaryota () - Whittaker & Margulis,1978
- Kingdom: Plantae () - Haeckel, 1866 - Plants
  - Subkingdom: Viridaeplantae () - Cavalier-Smith, 1981
    - Phylum: Bryophyta () - A. Braun, in Ascherson, 1860 - Mosses
      - Subphylum: Musci () - (Linnaeus, 1753) Cavalier-Smith, 1998
        Infraphylum: Bryatae () - Cavalier-Smith, 1998
        Class: Bryopsida () - � - Mosses
        Subclass: Bryidae ()
        Superorder: Diplolepideae ()
        Order: Orthotrichales ()
        Family: Orthotrichaceae () - �
        Genus: Orthotrichum () - Hedwig, Spec. Musci. 162. 1801.
        Specific epithet: acroblepharis - Mull.Hal.
        Botanical name: - Orthotrichum acroblepharis

Similar Species

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Members of the genus Orthotrichum

There are approximately 276 species in this genus. Here are just 100 of them:

Bibliography

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Lewinsky, J. 1993. Monographic studies on Orthotrichum (Musci). Bryobrothera, Vol. 2: 1--59.
Vitt, D. H. 1973. A Revision of the Genus Orthotrichum in North America, North of Mexico. Bryophytorum Bibliotheca, 1: 1--108.

More Info

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Notes

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Contributors

Global Biodiversity Information Facility. Accessed December 17, 2007. http://www.gbif.org Mediated distribution data from provider.

Orthotrichum acroblepharis

Description

Genus Orthotrichum

Taxonomy

Similar Species

Members of the genus Orthotrichum

Bibliography

More Info

Notes

Contributors

Data Sources

Identifiers

Footnotes