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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 pseudonilgherrense (Asahina) Hale
  Mycotaxon 5: 441 (1977);
Parmelia pseudonilgherrensis Asahina, J. Jap. Bot. 29: 370 (1954). T: Mt Hokusui-Hakusan, Kankyo-Nando, Korea, 13 Aug. 1936, U.Tsutani s.n.; lecto: TNS, fide H.Krog & T.D.V.Swinscow, Bull. Brit. Mus. (Nat. Hist.), Bot. 9: 192 (1981). For further synonymy see M.E.Hale, Contr. U.S. Natl Herb. 36: 337 (1965).
  Thallus loosely adnate, coriaceous, to 5–10 cm wide. Lobes irregular, broad, rounded, 5–15 mm wide; margins crenate, ascending or revolute, commonly lobulate; cilia sparse to moderately dense, conspicuous, variable, 0.3–5 mm long. Upper surface pale grey to grey, shiny, strongly white maculate, smooth, becoming irregularly cracked, isidia lacking; soralia mainly marginal or submarginal, linear, pustular and punctiform or sometimes spreading and becoming confluent on revolute lobes; soredia farinose. Medulla white. Lower surface smooth, shiny, black, with a broad, brown, erhizinate marginal zone; rhizines sparse, simple, slender. Apothecia rare, pedicellate, 3–10 mm wide; disc perforate or imperforate, often radially split; thalline exciple strongly rugose then sorediate. Ascospores 12–30 × 8–17 µm. Pycnidia rare. Conidia filiform, 10–16 × 1 µm. CHEMISTRY: cortex K+ yellow; medulla K-, C-, KC+ red, P-; containing atranorin, chloroatranorin, alectoronic acid (major) and a-collatolic acid (major or minor).
  A rare species on rock and trees in savannah woodland of the Kimberleys (W.A.); also known from East, South and West Africa, India, Nepal and Korea.  
  Elix (1994t)  

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

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