Lecanora farinacea Fée
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Lecanora farinacea Fée (1824)
Lecanora farinacea Fée
Biostatus
Nomenclature
Fée
Fée
1824
117
ICN
Lecanora farinacea Fée
species
Lecanora farinacea
Classification
Synonyms
Descriptions
Thallus roughened-granular, greyish-white, areolate-cracked, areolae minute, convex, subangular to subirregular, in patches 2-5(-10) cm diam.Apothecia sessile, crowded to scattered, round to irregular-deformed through mutual pressure, 0.2-2.5 mm diam., ± plane or undulate, disc brownish or brown-red, densely or finely grey-pruinose, margins persistent, entire, flexuose, or sinuous-undulate, concolorous with thallus, paler or ± pinkish. Epithecium granular, grey-brown or yellowish-brown 10-13 µm thick. Hymenium colourless 110-150 µm tall, pale yellowish. Asci clavate. Ascospores 2-3 seriate, broadly ellipsoid, apices rounded, straight, 13-15 × 6.8-9 µm. Chemistry: Atranorin, salazinic (K+ yellow → red) and norstictic (tr.) acids.
Thallus conspicuous, creamish-buff or dingy white or pinkish, or rusty brown-whitish, matt, slightly roughened, continuous, smooth, finely areolate-cracked, in parts ± eroded, areolae angular, plane 1-2 mm diam., in spreading patches, 2-6(-10) cm diam. Apothecia innate to sessile, solitary to 1-5(-10) crowded together, 0.1-1.5 mm diam., subconcave to plane to subconvex, rounded to angular-irregular through mutual pressure, undulate to ± irregular, disc pale to dark red-brown, epruinose or with a faint, white pruina in parts, margins entire to crenulate, concolorous with thallus. Epithecium granular, brownish, 5-7 µm thick. Hymenium colourless or pale straw-coloured, 50-60 µm tall. Paraphyses simple, dense, 1.5 µm thick, apices not capitate. Ascospores oval to ellipsoid 10-14 × 6-9 µm. Chemistry: Cortex K+ yellow (r) red, KC+ red, Pd+ orange. Norstictic and salazinic (tr.) acids, atranorin and chloratranorin.
Taxonomic concepts
Lecanora albidorufa Zahlbr.
Lecanora farinacea Fée
Lecanora blanda f. crustosa Zahlbr.
Lecanora farinacea Fée
Lecanora rubrocincta Stirt.
Lecanora farinacea Fée
Lecanora subglaucodea (Kremp.) Zahlbr.
Lecanora subglaucodea (Kremp.) Zahlbr.
Lecanora farinacea Fée
Lecanora subglaucodea var. cinerascens Zahlbr.
Lecidea subglaucodea Kremp.
Lecanora farinacea Fée
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Metadata
467dd0fb-7f02-49ab-8fb9-3329798aa623
scientific name
Names_Plants
1 January 2000
26 January 2010