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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 limbata Vain.
  Acta Soc. Fauna Fl. Fenn. 7: 110 (1890)
T: Rio de Janeiro, Brazil, 1885, E.A.Vainio (Lich. Bras. Exsicc. 208); holo: TUR-V 6719; iso: UPS.
  Thallus pale olive-green, areolate and cracked, smooth and dull. Soredia and isidia absent. Apothecia conspicuous, verruciform, flattened-hemispherical, concolorous with the thallus, scattered, sometimes confluent, becoming constricted at the base, 0.7–1.2 mm diam. Ostioles inconspicuous, pale, translucent, 1 or 2 per verruca, sometimes fusing to form a sunken translucent disc. Ascospores 8 per ascus, irregularly biseriate, ellipsoidal to subfusiform, smooth, 65–75 (–80) × 25–30 µm. CHEMISTRY: Thallus K–, KC–, C–, Pd–; containing 2-chlorolichexanthone (major), stictic acid (major) and constictic acid (minor).
  An uncommon, corticolous species in eastern Qld and north-eastern N.S.W.; also in Lord Howe Is., southern Africa and Brazil.  
  Archer (2004b)  

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

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