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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 undulata Müll.Arg.
  Hedwigia 32: 126 (1893)
T: Qld, s. loc., C.Hartmann s.n.; holo: G; iso: BM.
  Thallus off-white to pale yellowish white, coarsely cracked and areolate, dull and slightly rough. Soredia and isidia absent. Apothecia inconspicuous, verruciform, flattened-hemispherical or irregular in outline, becoming slightly constricted at the base, sometimes concave above, 0.4–0.6 mm diam. Ostioles inconspicuous, black, 1 or 2 per verruca. Ascospores 8 per ascus, irregularly biseriate, elongate-ellipsoidal to subfusiform, smooth, 67–85 × 27–35 µm. CHEMISTRY: Thallus K+ yellow → red, KC–, C–, Pd+ yellow; containing 4,5-dichloro-lichexanthone (major), norstictic acid (major) and connorstictic acid (trace).
  Endemic and corticolous in Qld and eastern N.S.W.  
  Archer (2004b)  

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

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