Ptychostomum rutilans (Brid.) J.R.Spence

Species

Bryophytes > Bryales > Bryaceae > Ptychostomum

Characteristics

Plants in dense swelling turfs, red to red-brown. Stems 2-4(-6) cm, fertile stems comose, innovations evenly foliate. Leaves red, dark red-brown with age, crowded, contorted to shrunken when dry, ovate to broadly ovate-lanceolate, concave, 1-3.5(-4) mm, often gradually enlarged toward stem apex; base uniformly red, not or weakly decurrent; margins revolute proximally, plane distally, limbidium strong, in 2 or 3 rows; apex acute; costa percurrent to short-excurrent, awn stout; proximal laminal cells rectangular, 3-4:1; medial and distal cells 12-18 µm wide, 2-3:1, walls incrassate, . Specialized asexual reproduction uncommon, by leaf axil gemmae, brown-red, papillose. Sexual condition dioicous. Seta red-brown, 1-3(-4) cm, stout, straight to somewhat flexuose. Capsule brown, elongate-pyriform, somewhat curved, 3-5 mm, mouth yellow-brown; operculum conic, apiculate; peristome reduced; exostome teeth yellow basally, hyaline distally, lamellae straight, pores absent near base along mid line; endostome not adherent to exostome, basal membrane less than 1/2 exostome height, segments with ovate perforations, cilia reduced or absent. Spores 16-22(-24)µm, yellow to green.
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Identifiers

LSID 35216086
WFO ID wfo-0001213280
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Wikipedia (EN)
Wikipedia (FR)

Synonyms

Ptychostomum rutilans