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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
Canoparmelia crozalsiana (de Lesd.) Elix & Hale
  Mycotaxon 27: 278 (1986); Parmelia crozalsiana de Lesd. in J.Harmand, Lich. France 4: 555 (1910). T: Agde, Hérault, France, May 1909, De Crozals; lecto: US, fide M.E.Hale, Smithsonian Contr. Bot. 31: 27 (1976).  
  ThallThallus adnate, to 5–10 cm wide. Lobes imbricate, subirregular, crenate, 3–6 mm wide; apices rotund. Upper surface pale grey to greenish grey, sometimes becoming white-pruinose, strongly reticulately ridged and rugose, shallowly foveate, maculate and cracked, lacking isidia; soralia dense, produced along ridges, capitate, sometimes coalescing; soredia farinose. Medulla white. Lower surface black, with brown marginal zone; rhizines moderately dense, simple, black or pale at tips. Apothecia not seen. Pycnidia rare. Conidia filiform, 12–15 × 1 µm. CHEMISTRY: cortex K+ yellow; medulla K+ yellow, C-, KC-, P+ orange; containing atranorin, chloroatranorin, stictic acid (major), constictic acid (minor) and cryptostictic acid (trace).
  Rare in Australia, confined to hinterland areas of Qld; also occurs in North and South America, southern Europe, southern Africa and India. Grows on bark and rock.  
  Elix (1994c)  

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

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