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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 casuarinophila Lumbsch
  J. Hattori Bot. Lab. 77: 74 (1994). T: Careys Cave, 4.5 km NNE of Wee Jasper, N.S.W., 12 Aug. 1991, H.T.Lumbsch 8952b & H.Streimann; holo: CANB; iso: ESS, Herb. H.T.Lumbsch, MEL, NY.  
  Thallus leprose or dispersed-verrucose, whitish grey to greenish grey, epruinose. Soredia absent. Prothallus not visible. Apothecia sessile to slightly constricted at the base, 0.5–1.2 mm diam.; disc pale to dark red-brown, whitish grey- to bluish grey-pruinose; margin whitish grey, paler than the thallus, thin to thick, entire, ±verruculose. Cortex hyaline, indistinct, inspersed with small crystals, c. 10 µm thick laterally and 10–25 µm thick basally. Amphithecium with large crystals insoluble in KOH (pulicaris-type). Parathecium hyaline, with numerous small crystals soluble in KOH, c. 15 µm thick. Epihymenium dark red-brown, 10–15 µm thick, with small crystals; crystals and pigmentation soluble in KOH (chlarotera-type). Hypothecium and subhymenium hyaline. Paraphyses sparingly branched and thickened apically. Ascospores ellipsoidal, 12.5–17.5 × 6.5–8.5 µm. CHEMISTRY: Thallus and apothecial margin K+ yellow, C–, Pd+ yellow; containing chloroatranorin (major), zeorin (major), atranorin (minor) and traces of unidentified terpenes.
  Grows on bark of Casuarina in south-eastern Qld and eastern N.S.W. Also in south-eastern Brazil.  
  Lumbsch & Elix (2004)  

Checklist Index
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References

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