Australian Biological Resources Study
Checklist of the Lichens of Australia and its Island Territories | ||
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References | ||
Lecanora andina Räsänen | ||
Anal. Soc. Ci. Argent. 128: 139 (1939). T: Mendoza, Dept. Las Heras, Prov. Quebrada de la Mina, Argentina, 11 July 1937, A.Ruiz Leal; holo: H. | ||
Thallus dispersed-verrucose to verruculose or almost subsquamulose, bullate, yellowish white to yellowish grey or brownish grey, not or slightly pruinose, glossy. Soredia absent. Prothallus not visible. Apothecia immersed when immature, becoming sessile, 0.4–0.6 mm diam.; disc pale to dark red-brown, epruinose; margin concolorous with the thallus, thin, entire, ±verrucose. Cortex hyaline, opaque, inspersed with numerous small crystals, 25–35 µm thick laterally and 20–35 µm thick basally. Amphithecium with large crystals insoluble in KOH (pulicaris-type). Parathecium hyaline, without crystals, 10–15 µm thick. Epihymenium reddish brown, K–, without crystals (glabrata-type), c. 10–15 µm thick, with a c. 2.5 µm thick hyaline layer above. Hymenium hyaline, 60–75 µm thick. Hypothecium and subhymenium hyaline. Paraphyses c. 2 µm wide, sparingly branched apically; apices capitate, to c. 3.5 µm wide, reddish brown. Ascospores ellipsoidal, 9.0–11.5 × 5.0–7.0 µm. CHEMISTRY: Thallus and apothecial margin K+ yellow, C–, Pd+ yellowish orange; containing atranorin (major) and chloroatranorin (minor). | ||
Occurs on Callitris and Casuarina in semi-arid parts of S.A. and N.S.W.; also known from similar habitats in Argentina. | ||
Lumbsch & Elix (2004) |
Checklist Index |
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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