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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
Pertusaria xanthonaria A.W.Archer & Elix
  Mycotaxon 49: 148 (1993)
T: by side of Evans R., c. 3 km SW of Evans Head, N.S.W., 29°06’S, 153°24’E, 12 Sept. 1992, A.W.Archer P471; holo: NSW; iso: CANB, MEL.
  Thallus pale yellow, areolate and cracked, smooth and dull, Soredia and isidia absent. Apothecia numerous, verruciform, crowded, rarely confluent, concolorous with the thallus, flattened-hemispherical, 0.6–1.0 mm diam. Ostioles conspicuous, translucent, 1 per verruca, 0.2–0.5 (–0.7) mm diam. Ascospores 2 per ascus, ellipsoidal, smooth, 110–130 × 30–40 µm. CHEMISTRY: Thallus K–, KC+ weak yellow, C–, Pd–; containing 2,4-dichlorolichexanthone (major), 2,5-dichlorolichexanthone (major), 2,4,5-trichlorolichexanthone (major), 2-chloro-lichexanthone (minor) and 4,5-dichlorolichexanthone (trace).
  An endemic, corticolous species that is known only from the type locality in eastern N.S.W.  
  Archer (2004b)  

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

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