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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 neotucsonensis Elix
  in Elix & Kantvilas, Mycotaxon 73: 450 (1999). T: South Australia: Musgrave Ranges, Ernabella Airport, 3.3 km E of Ernabella on Kenmore Park Road, 26°16'S, 132°09'E, on small granite outcrop, R. B. Filson 15703 & S. Filson, 26 Nov. 1975; holo: MEL.  
  Thallus foliose to subcrustose, tightly adnate, to 7 cm wide.  Lobes contiguous, flat, subirregular, becoming irregularly buckled and distorted, irregularly branched, 0.7-2.0 mm wide, laciniae lacking; apices ±subrotund.  Upper surface yellow-green, dull, shiny towards the lobe apices, emaculate, lacking soredia and isidia; older lobes with transverse or irregular cracks, areolate.  Medulla white.  Lower surface pale brown to brown; rhizines moderately dense, simple, concolorous.  Apothecia numerous, sessile, 1-3 mm wide, disc concave, dark brown; thalline exciple smooth, entire.  Ascospores ellipsoid, 7-9 x 3.5-5.5 µm.  Pycnidia common, immersed.  Conidia bifusiform, 6-8 x 0.5 µm. CHEMISTRY: Cortex K-;  medulla K-, P-, C-, KC-;  containing usnic acid, diffractaic acid (major), barbatic acid (trace), 4-O-demethylbarbatic acid (trace).
  At present this species is only known from the type locality.  
  Elix & Kantvilas (1999a)  

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

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