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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 praetermissa A.W.Archer & Elix
  in A.W.Archer, Biblioth. Lichenol. 69: 130 (1997)
T: near Salvation Ck, N side of Lovett Bay, Ku-ring-gai Chase Natl Park, c. 25 km N of Sydney, N.S.W., 33°38’S, 151°16’E, 11 Dec. 1993, A.W.Archer P694; holo: NSW.
  Thallus off-white, thin, smooth and glossy. Soredia and isidia absent. Apothecia numerous, verruciform, scattered, rarely confluent, flattened-hemispherical, 1.0–1.5 mm diam. Ostioles inconspicuous, translucent, 1 or 2 per verruca. Ascospores 8 per ascus, uniseriate, ellipsoidal, 70–80 × 30–35 µm. CHEMISTRY: Thallus K–, KC–, C–, Pd–; containing 2’-O-methylstenosporic acid (major) and 4,5-dichlorolichexanthone (minor).
  This endemic, corticolous species 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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