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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
Xanthoparmelia loxodella (Essl.) O.Blanco, A.Crespo, Elix, D.Hawksw. & Lumbsch
  Taxon 53: 968 (2004); Parmelia loxodella Essl. in C.F. Culberson & T.L.Esslinger, Bryologist 79: 43 (1976); Neofuscelia loxodella (Essl.) Essl., Mycotaxon 7: 51 (1978). T: Mount Rufus, Tas., 8 Oct. 1972, G.C.Bratt & J.A.Cashin 72/984; holo: DUKE.  
  Thallus foliose, loosely to moderately adnate, to 2–7 cm wide. Lobes imbricate, flat, irregular, short, rounded, 1–2 mm wide. Upper surface olive-brown to dark reddish brown, smooth, shiny at lobe apices, becoming dull and cracked on older parts of thallus; isidia continuous and dense in thallus centre, extending to marginal lobes, cylindrical, simple to coralloid-branched, with apices syncorticate and intact. Lower surface dull, black, dark brown at lobe apices; rhizines moderately dense, simple, to 1.2 mm long, black. Apothecia rare, sessile, to 5 mm wide; disc strongly concave, dark brown; thalline exciple soon becoming isidiate. Ascospores 9–11 × 5–6 µm. Pycnidia not seen. CHEMISTRY: cortex K-, HNO3+ dark blue-green; medulla K-, C- or C+ slow yellow, KC+ orange-red, P-, UV-; containing glomelliferic, glomellic and loxodellic acids.
  A very common species in southern Australia (W.A., S.A., Qld, N.S.W., A.C.T., Vic. and Tas.); also occurs in New Zealand. Grows on rock.  
  Elix (1994m)  

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

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