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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 pertusella Müll.Arg.
  Flora 67: 283 (1884)
T: Mauritius, 1876, Robillard s.n.; holo: G. *****Pertusaria plicatula Müll.Arg., Bull. Herb. Boissier 3: 635 (1895). T: Qld, s. loc., 1887, C.Knight 41 p.p.; holo: G. *****Pertusaria straminea Müll.Arg., Bull. Herb. Boissier 3: 638 (1895). T: Thursday Is., Qld, 1887, C.Hartmann s.n.; holo: G.
  Thallus off-white to pale yellow-green, areolate and cracked, slightly wrinkled and dull. Soredia and isidia absent. Apothecia numerous, conspicuous, verruciform, sometimes confluent, slightly flattened-hemispherical, becoming constricted at the base, 0.5–1.0 mm diam. Ostioles inconspicuous, pale to dark brown, 1–5 per verruca, often slightly sunken. Ascospores 2 per ascus, elongate-ellipsoidal, smooth, 100–140 (–160) × 30–45 µm. CHEMISTRY: Thallus K–, KC–, C–, Pd–; containing 2,4,5-trichlorolichexanthone (major), 2,4-dichlorolichexanthone (major), 2,5-dichlorolichexanthone (major), stictic acid (major) and constictic acid (trace).
  An uncommon, corticolous species in northern N.T. and north-eastern Qld; also in India, Sri Lanka and Vanuatu.  
  Archer (2004b)  

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

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