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Checklist of the Lichens of Australia and its Island Territories
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References
Pertusaria porinella Nyl.
  Ann. Sci. Nat. Bot., sér. 3, 19: 321 (1863)
T: Tampico, Mexico, 1858, Uzac s.n.; holo: H-NYL 22966.
  Thallus thin, dull yellowish white to off-white, smooth. Soredia and isidia absent. Apothecia numerous, verruciform, concolorous with the thallus, scattered, rarely confluent, flattened-hemispherical, sometimes becoming constricted at the base, 0.4–0.8 mm diam. Ostioles inconspicuous, translucent, 1 per verruca. Ascospores 2 per ascus, ellipsoidal, smooth, 80–105 × 25–40 µm. CHEMISTRY: Thallus K+ weak yellow, KC–, C–, Pd+ weak yellow; containing stictic acid (major), constictic acid (trace), cryptostictic acid (trace) and ±lichexanthone (minor).
  This uncommon, corticolous species is found in mangroves in eastern Qld and N.S.W.; also in Mexico.  
  Archer (2004b)  

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

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