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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
Parmotrema permutatum (Stirt.) Hale
  Phytologia 28: 338 (1974);
Parmelia permutata Stirt., Scott. Naturalist (Perth) 4: 252 (1877–1878). T: Brisbane, Qld, F.M.Bailey 25; lecto: GLAM; isolecto: BM, fide R.W.Rogers, Austrobaileya 1: 506 (1982).
  Thallus loosely adnate, membranaceous to coriaceous, to 5–15 cm wide. Lobes rounded, 5–15 mm wide; margins entire to weakly crenate, often suberect; cilia moderately dense to dense, conspicuous, 1–3 (–4) mm long. Upper surface pale grey to grey-green, emaculate, smooth to faintly foveolate, becoming cracked, sorediate, lacking isidia; soralia marginal, linear, often spreading submarginally. Medulla white in upper half, lower part yellow, orange-yellow or salmon pink. Lower surface black, with a broad, brown, erhizinate marginal zone; rhizines in groups, sparse, simple. Apothecia and pycnidia not seen. CHEMISTRY: cortex K+ yellow; medulla K-, C+ pink, KC+ pale red, P-; pigmented medulla K-; containing atranorin, chloroatranorin, gyrophoric acid and unidentified pigment.
  A scattered species on bark of trees in coastal and hinterland forests of Qld and N.S.W.; also known from eastern and southern Africa, India, Sumatra, Papua New Guinea, Haiti and Brazil.  
  Elix (1994t)  

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

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