Brachytheciastrum trachypodium (funck ex Brid.) Ignatov & Huttunen

Species

Bryophytes > Hookeriales > Brachytheciaceae > Brachytheciastrum

Characteristics

Plants small, in dense tufts, green when young, yellowish golden with age. Stems to 4 cm, creeping, terete-foliate, not julaceous, regularly or irregularly pinnate, branches to 6 mm, terete-or rarely subcomplanate-foliate. Stem leaves erect or somewhat erect-spreading, moderately to densely arranged, somewhat flexuose, ovate-lanceolate, not plicate, 1.2-1.6 × 0.3-0.5 mm; margins plane or recurved at places (more commonly at base), serrulate to base, sometimes indistinctly so to subentire; apex gradually long-acuminate, acumen ± falcate or occasionally straight; costa to 40-70% leaf length, , terminal spine absent or small; alar cells subquadrate, 10-13 µm wide, region small, of 4-6(-8) × 4-6(-8) cells, distinctly to moderately gradually delimited; laminal cells linear, 50-90 × 6-9µm; basal cells shorter, 9-12 µm wide, indistinctly delimited from distal cells. Seta brown, 1.2-2 cm, rough. Capsule horizontal to somewhat pendent, brown, ovate to elongate, to 1.6 mm; endostome basal membrane 1/3-1/2 endostome length, cilia as long as segments. Spores 15-21 µm.
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Identifiers

LSID 35213782
WFO ID wfo-0001211433
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INPN ID 434464
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Synonyms

Brachytheciastrum trachypodium Hypnum populeum var. trachypodium