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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 lugubris (C.W.Dodge) D.J.Galloway & P.M.Jørg.
  in D.J.Galloway, Australas. Lichenol. 51: 28 (2002); Psoroma lugubre C.W.Dodge, Nova Hedwigia 19: 467 (‘1970’) [1971]. T: Betwixt Hill, Canterbury, South Island, New Zealand, Feb. 1958, L.Visch B33; holo: FH, n.v.; iso: OTA, n.v. ****Lecanora parmelinoides Lumbsch, in H.T.Lumbsch, G.B.Feige & J.A.Elix, Bot. Acta 107: 34 (1994). T: Strachan Creek Ridge, Burke, New Zealand, 13 Mar. 1976, P.Child 1841; holo: CHR.  
  Thallus verrucose to verrucose-areolate or subsquamulose, plane to slightly bullate, whitish grey to bluish grey, epruinose or with a thin bluish grey pruina. Soredia absent. Prothallus not visible. Apothecia sessile, 0.9–3.0 mm diam.; disc dark red-brown to ±black, bluish grey-pruinose; margin bluish grey, thin, entire, ±verrucose to crenulate. Cortex indistinct, hyaline, inspersed with numerous small crystals, 30–50 µm thick laterally and 45–75 µm thick basally. Amphithecium with small crystals soluble in KOH (allophana-type). Parathecium hyaline, without crystals, 10–15 µm thick. Epihymenium reddish brown, K–, c. 10–15 µm thick, with numerous small crystals soluble in KOH. Hymenium, subhymenium and hypothecium hyaline. Paraphyses sparingly branched and thickened apically. Ascospores ellipsoidal, 11.5–15.5 × 5.5–8.5 µm. CHEMISTRY: Thallus and apothecial margin K+ yellow, C+ orange, Pd+ yellowish orange; containing atranorin (major), 2,5,7-trichloro-3-O-methylnorlichexanthone (major), asemone (submajor), chloroatranorin (submajor), 5,7-dichloro-3-O-methylnorlichexanthone (submajor), thiophanic acid (submajor), arthothelin (minor), 7-chloronorlichexanthone (minor), 2,5-dichloronorlichexanthone (minor), 2,7-dichloronorlichexanthone (minor), 5,7-dichloro-norlichexanthone (minor), isoarthothelin (minor), 3-O-methylasemone (minor) and 2,5,7-trichlorolichexanthone.
  Occurs on soil, over mosses, and on siliceous rocks at subalpine and alpine elevations in south-eastern N.S.W., A.C.T., Vic. and Tas. Also in New Zealand, Tierra del Fuego and Antarctica.  
  Lumbsch & Elix (2004)  

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

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