Hedwigia ciliata (Hedw.) P.Beauv.

Hedwig's fringeleaf moss (en)

Species

Bryophytes > Hedwigiales > Hedwigiaceae > Hedwigia

Characteristics

Plants large, forming extensive, loose tufts, glaucous, grey-green to yellow-green; saxicolous. Stems julaceous, erect to pendent, to 70 mm long, branching irregular; in section round, central strand not well defined, inner cortical cells thin-walled, yellow, in 4-6 rows, outer cortical cells thick-walled, smaller, red-brown, in 2 or 3 rows; pseudoparaphyllia filamentous. Leaves crowded, patent wet, appressed with weakly spreading hyaline tips dry, concave, frequently secund in prostrate plants; broadly elliptical to ovate, 2.0-2.5 mm long; acuminate; apex hyaline, spinose papillate to almost smooth; weakly decurrent at base; margins plane to narrowly reflexed below, plane above or narrowly recurved at transition to hyaline acumen, entire; ecostate. Upper laminal cells irregularly rectangular, homogeneous, 10-25 µm long, 2-10 µm wide, walls incrassate, pitted, papillose on both surfaces; papillae single, centred over lumen, simple or branched; basal cells rectangular toward margins, linear in centre and strongly differentiated, 30-150 µm long, 6-12 µm wide, yellow to brownish, walls incrassate, pitted and irregular, papillose, papillae 2-6, seriate and centred over lumens; alar cells quadrate, brownish, walls thickened, smooth. Perigonial leaves ovate-acuminate, 1 mm long. Perichaetial leaves imbricate; oblong to elliptical, 2.5-3.5 mm long; acuminate; margins with long, hyaline, ciliate hairs; leaf cells irregularly rectangular to angular, incrassate above, rectangular below, thickened, pitted. Seta up to 1 mm long, yellow, smooth. Capsule immersed, erect, gymnostomous, oblate to cupulate, 1-2 mm long, smooth, yellow to yellow-brown; neck shorter than urn; exothecial cells ± rectangular to angular, walls thickened, cells at mouth becoming smaller, rounded and collenchymatous, in 10-15 rows, neck cells irregular rectangular, thin-walled; stomata not seen. Operculum convex and minutely beaked, 0.5 mm long. Calyptra small, cucullate. Spores rounded to angular, 22-26 µm, verruculose, brown.
More
Leaves 1.5-3 mm; margins broadly recurved to 1/3 leaf length, narrowly recurved to apex on one or both sides, or plane mid leaf and plane, erect, and/or incurved in acumen on same plant, teeth in apex broad, irregularly papillose to smooth; apex erect, erect-spreading, or often secund when dry, broad and hyaline, muticous, or acuminate with acumen narrow-based, 1/10-1/5 leaf length, broadly or narrowly, shallowly or deeply channeled, extreme apex flat; medial and distal laminal cells with papillae (1-)2(-4), small, simple, sessile, or low-stalked, variously branched; laminal cells in hyaline area with papillae low, simple, in linear rows throughout or sparsely to coarsely and irregularly papillose proximally and smooth to minutely rounded-papillose distally; apical cell short-rhomboidal, obtuse to truncate, (40-)50-75(-80) µm, multipapillose-coronate. Perichaetia with leaves plane, margins long-ciliate distally. Vaginula sparsely to densely pilose. Calyptra naked, sparsely pilose proximally, or densely pilose throughout.
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Sexuality monoecy
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Soil texture 7-8
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Images

Hedwigia ciliata unspecified picture

Distribution

Hedwigia ciliata world distribution map, present in Brazil and South Africa

Identifiers

LSID 35148420
WFO ID wfo-0001174527
COL ID 3JZKB
BDTFX ID -
INPN ID 5072
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Pilotrichum microcyatheum Bryum hedwigia Gymnostomum hedwigia Hedwigia ciliata Hedwigia macowaniana Cryphaea microcyathea Anictangium planifolium Pilotrichum subrevolutum Hedwigidium ciliatum Hedwigia ciliata var. ciliata

Lower taxons

Hedwigia ciliata var. leucophaea Hedwigia ciliata var. viridis