Grimmia moxleyi R.S.Williams

Moxley's dry rock moss (en)

Species

Bryophytes > Grimmiales > Grimmiaceae > Grimmia

Characteristics

Plants in frequently extended mats, blackish green. Stems 1-1.5 mm high, small central strand present. Leaves erect with slightly incurved tips when dry, erect-spreading when moist, oblong, broadly rounded and muticous at apex, 1.5-2 × 0.4-0.6 mm, keeled, margins plane to recurved, awns absent, only present in perichaetial leaves, costa weak proximally, projecting at abaxial side, perichaetial leaves longer and with awns; basal juxacostal laminal cells short-to long-rectangular, straight, thin-walled; basal marginal laminal cells short-to long-rectangular, thin-walled; medial laminal cells rounded-quadrate, ± sinuose, thin-or thick-walled; distal laminal cells 2-stratose. Gemmae absent. Sexual condition autoicous. Seta flexuose to arcuate, 1-1.5 mm. Capsule usually present, exserted, chestnut brown, oblong-ovoid, wrinkled-plicate when dry, exothecial cells thin-to thick-walled, annulus present, operculum conical, peristome teeth yellowish, split and perforated, papillose. Calyptra cucullate.
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Identifiers

LSID 35147063
WFO ID wfo-0001173676
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Wikipedia (EN)
Wikipedia (FR)

Synonyms

Grimmia moxleyi