Atrichum flavisetum Mitt.

Species

Bryophytes > Polytrichales > Polytrichaceae > Atrichum

Characteristics

Plants medium-sized, green or light green when wet, dark green when dry. Stems to 2 cm, often branched by subfloral inno-vations. Leaves ca. 10, oblong-linear, acute to acuminate, transversely undulate distally, toothed along the margin nearly to the base, with irregular abaxial teeth corresponding to the undulations; costa percurrent to weakly excurrent; lamellae 4-6, 2-4 cells high; median leaf cells 24-30 µm wide, moderately thick-walled, ± isodiametric, transversely elongate. Sexual condition synoicous; perichaetia terminal or on an innovation continuing growth of the shoot and forming new perichaetia, several successive inflorescences with maturing capsules persistent on one stem; perigonia inconspicuous, hidden amid the perichaetial leaves. Seta (1-)2-4 per inflorescence, to 3.5 cm, rather slender, straw-yellow. Capsule 8 × 1.3 mm, erect to inclined, short-cylindric, nearly straight. Spores (8-)15-16 µm.
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Identifiers

LSID 35179252
WFO ID wfo-0001192396
COL ID JL4F
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INPN ID 433972
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Catharinea xanthopoda Atrichum fertile Atrichum flavisetum Atrichum haussknechtii Atrichum laevifolium Atrichum xanthopodum Catharinea undulata subsp. haussknechtii Atrichum undulatum var. gracilisetum Atrichum undulatum var. haussknechtii