Pohlia Moss (Pohlia brevinervis)
Description
Plants very small to small, whitish, somewhat glossy. Stems0.3-1.5 cm. Leaves erect-spreading, lanceolate, 0.6-1.4 mm; ; margins serrulate in distal 1/3; costa subpercurrent; distal medial laminal cells linear-rhomboidal, 60-110 - 6-9 -m, walls thin. Specialized asexual reproduction absent. Sexual condition dioicous; perigonial leaves ; perichaetial leaves weakly differentiated, lanceolate. Seta orange-brown. Capsule inclined - 180-, brown to stramineous, short-pyriform to urceolate, neck less than 1/3 urn length; exothecial cells isodiametric, walls sinuate; stomata superficial or slightly immersed; annulus absent; operculum short- to long-conic; exostome teeth dark to light brown or red-brown, triangular-acute; endostome light yellow, basal membrane 1/2 exostome length or slightly longer, segments , distinctly keeled, broadly perforate, cilia long, nodulose. Spores 16-21 -m, finely roughened.Capsules mature spring (Apr-Jun). Clay soil along streams, ditches, glacial outwash; low to high elevations; Alta., Yukon; Alaska; Asia (e Siberia).
Taxonomic tree
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Domain: Eukarya
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Kingdom: Plantae
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Phylum: Bryophyta
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Class: Bryopsida
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Order: Bryales
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Family: Bryaceae
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Genus: Pohlia
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