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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
Xanthoparmelia bellatula (Kurok. & Filson) Elix & J.Johnst.
  in J.A.Elix, J.Johnston & P.M.Armstrong, Bull. Brit. Mus. (Nat. Hist.), Bot. 15: 203 (1986); Parmelia bellatula Kurok. & Filson in R.B.Filson, Austral. J. Bot. 30: 521 (1982). T: 6 miles [10 km] west of Redcliffs along the Werrimull road, 8 Dec. 1965, S.Kurokawa 6620; holo: TNS; iso: MEL.  
  Thallus foliose, loosely adnate, forming rosettes to 4 cm wide. Lobes often imbricate, ±discrete and separated near margins of thallus, weakly convex, sublinear-elongate, dichotomously branched, 0.5–1.6 mm wide, lacking lobules. Upper surface pale yellow to yellow-green, darker greenish yellow towards thallus centre, moderately convex, dull to shiny, emaculate, smooth, lacking soredia and isidia. Medulla white. Lower surface partly canaliculate, pale brown with a narrow marginal band concolorous with upper surface; rhizines sparse, simple or rarely sparsely branched, black. Apothecia subpedicellate, 2–3 mm wide; disc concave, dark brown; thalline exciple prominent, crenulate. Ascospores absent. Pycnidia not seen. CHEMISTRY: cortex K-, UV-; medulla K+ yellow then deep red, C-, KC-, P+ yellow then orange; containing usnic acid, salazinic acid and ±consalazinic acid.
  Common on soil in subarid areas of inland W.A. and the Murray Mallee area of S.A., N.S.W. and Vic.  
  Elix (1994z)  

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

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