Grimmia torquata Drumm.

Grimmia dry rock moss (en)

Species

Bryophytes > Grimmiales > Grimmiaceae > Grimmia

Characteristics

Plants in soft, readily disinte-grating cushions, yellow-green to brownish, occasionally light green, blackish to red-brown inside. Stems 1-4 cm, small central strand present. Leaves contorted when dry, patent when moist, lanceolate, 1.5-2 × 0.3-0.5 mm, keeled, margins slightly recurved proximally, plane distally, awns very short and smooth, occasionally absent, costa weak proximally, projecting on abaxial side; basal juxtacostal laminal cells linear, extremely sinuose, thick-walled; basal marginal laminal cells long rectangular, thin-walled, hyaline; medial laminal cells rectangular, extremely sinuose, thick-walled; distal laminal cells 1-stratose. Gemmae brown, multicellular, present on the abaxial side of distal leaves. Sexual condition dioicous. Seta slightly curved, straight when dry, 3-5 mm. Capsule sporadically present, exserted, ovoid, brown, smooth, striate when dry and empty, exothecial cells thin-walled, annulus present, operculum rostrate, peristome teeth yellowish, short, split in distal part, weakly papillose. Calyptra mitrate.
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Identifiers

LSID 35147452
WFO ID wfo-0001173900
COL ID 6L4PZ
BDTFX ID -
INPN ID 5560
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Grimmia prolifera Grimmia torquata Grimmia torta Grimmia tortifolia Grimmia torquata var. torquata

Lower taxons

Grimmia torquata subsp. pellucida