Lecanora allanii Zahlbr.
Details
Lecanora allanii Zahlbr., Akad. Wiss. Wien, Math.-Naturwiss. Kl., Denkschr. 104: 346 (1941)
Nomenclature
Zahlbr.
Zahlbr.
1941
346
ICN
Lecanora allanii Zahlbr.
species
Lecanora allanii
Classification
Descriptions
Lecanora allanii Zahlbr.
Thallus to 2 mm thick, margins lobate, placodioid-radiating, ± subfoliose, pale glaucous-grey or olivaceous, matt, distinctly and minutely white-maculate (×10 lens), areolate-cracked, cracks deep, radiating, areolae angular, plane, rosette-forming to irregularly spreading (1-)2-6 cm diam. Apothecia innate to sessile, 1-2 per areole, 0.1-0.8 mm diam., subconcave to plane, disc dark red-brown, matt, epruinose, margins raised, entire, concolorous with thallus. Epithecium not granular. Hymenium colourless, 120-140 µm tall. Paraphyses simple, dense, 2 µm diam., not thickened at apices, moniliform towards apices. Asci clavate. Ascospores biseriate, subglobose to ellipsoid 10.2-12 × 7-8.3 µm. Chemistry: TLC nil.
Taxonomic concepts
Lecanora allanii Zahlbr.
Lecanora (Placodium) allanii Zahlbr.
Collections
Metadata
1931b426-c5e4-4e13-a54c-5cb65f451006
scientific name
Names_Plants
1 January 2000
17 August 2011