Grimmia hartmanii Schimp.

Hartman's dry rock moss (en)

Species

Bryophytes > Grimmiales > Grimmiaceae > Grimmia

Characteristics

Plants in ascending, dichot-omously branched patches, green. Stems 2-8 cm, central strand absent. Leaves slightly contorted with often secund apices when dry, distal leaves usually falcate-secund when moist, broadly lanceolate, tapering to an acuminate apex, 2.5-4.5 × 0.4-0.6 mm, keeled, margins usually recurved on one side, awns very short, denticulate, costa firm, projecting on abaxial side; basal juxtacostal laminal cells short-to long-rectangular, slightly sinuose, thick-walled; basal marginal laminal cells quadrate, thickened transverse walls; medial laminal cells quadrate to short-rectangular, slightly sinuose, thick-walled; distal laminal cells 1-stratose, margins 2-stratose. Gemmae in clusters, mulberry-or raspberry-shaped, brown, borne on leaf apices, usually present. Sexual condition dioicous. [Seta straight to flexuose, 3-4 mm. Capsule extremely rare, exserted, yellowish green, clavate-obloid, smooth, exothecial cells thick-walled, annulus present, operculum rostrate, peristome teeth orange, deeply split, perforated distally, papillose. Calyptra mitrate.]
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Images

Grimmia hartmanii unspecified picture

Identifiers

LSID 35146865
WFO ID wfo-0001173550
COL ID 6L4P2
BDTFX ID -
INPN ID 5538
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Grimmia brotheri Grimmia borneensis Grimmia hartmanii Dryptodon hartmanii Racomitrium patens var. brachydictyon Grimmia hartmanii var. hartmanii