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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 parahypotropum (W.L.Culb.) Hale
  Phytologia 28: 338 (1974);
Parmelia parahypotropa W.L.Culb., Bryologist 76: 29 (1973). T: Kural, Formosa [Taiwan], 1 Feb. 1964, S.Kurokawa 1487; holo: TNS, n.v., fide H.Krog & T.D.V.Swinscow, Bull. Brit. Mus. (Nat. Hist.), Bot. 9: 199 (1981).
  Thallus loosely to moderately adnate, coriaceous, to 5–8 cm wide. Lobes irregular, deeply divided, 3–8 mm wide, developing numerous laciniae; laciniae sublinear, dichotomously branched, 1–1.5 mm wide; lobes and laciniae with cilia 1–2 mm long. Upper surface pale grey-green, faintly to distinctly maculate, often becoming cracked, lacking isidia; soralia labriform at apices of laciniae; soredia farinose. Medulla white. Lower surface black in centre, with a white or mottled, erhizinate, marginal zone which is more prominent on laciniae; rhizines in centre of thallus, sparse, simple, short. Apothecia and pycnidia not seen. CHEMISTRY: cortex K+ yellow; medulla K+ yellow then red, C-, P+ yellow then orange; containing atranorin, chloroatranorin, norstictic acid, galbinic acid, salazinic acid and with or without unidentified fatty acid.
  A scattered species on bark, in mangrove and nearby woodlands in Qld; also known from East Africa, Taiwan and Sri Lanka.  
  Elix (1994t)  

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

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