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Literature:
 
Page number:423 
Remarks (internal):Acarospora veronensis is similar to A. impressula, which has more punctiform, less concave apothecia.
Reported from Europe, North & Central America, and Asia (Smith et al. 2009), A. veronensis is new to South Korea.
 
Description type:Non-original description 
Description:Acarospora veronensis A. Massal., Ric. auton. lich. crost.: 29 (1852). Pl. 2A
Thallus medium brown to dark brown, of dispersed areoles, thinly scattered in lines following cracks, or in places as contiguous groups; areoles 0.2-1.0 mm wide, rounded or angular by compression, occasionally slightly lobulate, flat or slightly convex, matt or shiny. Medulla white; lower surface corticated, white to light brown. Apothecia numerous, deeply immersed, round to angular, 0.2-0.4 mm in diam., 1-3 per areole, sometimes confluent, sessile, concave, craterlike, of same color as thallus or reddish brown; epihymenium yellowish brown; hymenium hyaline 60-100 µm high; subhymenium and hypothecium hyaline; Asci cylindrical, more than 100 spores per ascus; Ascospores hyaline, simple, narrowly to broadly ellipsoid, 3-6 x 1.5-2 µm.
Spot tests - thallus: K-, C-, KC-, P-.
Secondary metabolites - none detected.
 
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