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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 pseudococcodes Müll.Arg.
  Flora 67: 287 (1884)
T: Ceylon [Sri Lanka], 1887, ex herb. Hampe s.n.; holo: G. *****Pertusaria subradians Müll.Arg., Flora 67: 463 (1884). T: Ceylon [Sri Lanka],1876, G.H.K.Thwaites s.n.; holo: G.
  Thallus pale olive-green, slightly cracked, smooth and dull. Soredia and isidia absent. Apothecia numerous, verruciform, sometimes confluent, flattened-hemispherical, concolorous with the thallus, 0.4–0.6 (–1.0) mm diam. Ostioles conspicuous, black, 1 (–2) per verruca. Ascospores 2 per ascus, ellipsoidal, smooth, (75–) 85–110 (–120) × 30–40 µm, rarely 1per ascus and 137–150 × 35–45 µm. CHEMISTRY: Thallus K–, KC–, C–, Pd+ weak yellow; containing stictic acid (major), 4,5-dichlorolichexanthone (minor) and constictic acid (trace).
  A very rare, corticolous species of tropical rainforest in north-eastern Qld; also in India, Sri Lanka and Papua New Guinea.  
  Archer (2004b)  

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

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