Dirinaria picta (Sw.) Clem. & Shear
Details
Dirinaria picta (Sw.) Clem. & Shear (1931)
Dirinaria picta (Sw.) Clem. & Shear
Biostatus
Nomenclature
Classification
Synonyms
Descriptions
Dirinaria picta (Sw.) Clem. & Shear
Thallus suborbicular to spreading, closely attached, saxicolous or corticolous, 4-8 cm diam. Lobes stellate-radiating, contiguous, pinnatifid to multifid, 1-1.5 mm wide, ± discrete at periphery, apices acute, rounded to spathulate, not flabellate-confluent, faintly longitudinally lacunose. Upper surface glaucous-white, pale grey to glaucous-grey, smooth, ± shining, epruinose to fainly pruinose at apices, sorediate. Soralia laminal, capitate, sparsely distributed or frequent, discrete, not confluent, globose, farinose, pale greyish, 0.7-1 mm diam., initially appearing as small warts which later expand, soredia fine, powdery, white or greyish. Lower surface black. Apothecia few to numerous, central, rounded, 0.5-1.5 mm diam., subpedicellate, disc plane to subconvex, black, epruinose, margins thick, entire to subsulcate, concolorous with thallus. Ascospores biseriate, 12-21 × 5-9 µm. Chemistry: Cortex K+ yellow; medulla K-, C-, Pd-. Divaricatic acid and atranorin.
Taxonomic concepts
Dirinaria picta (Sw.) Clem. & Shear
Dirinaria picta (Sw.) Clem. & Shear
Dirinaria picta (Sw.) Clem. & Shear
Metadata
ea1d1700-1def-4e6e-9eba-47275112d2f2
scientific name
Names_Plants
1 January 2000
10 August 2009