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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 adusta (Kurok.) Elix
  Mycotaxon 87: 397 (2003); Parmelia adusta Kurok., Bull. Natl Sci. Mus., ser. B, 11: 77 (1985); Paraparmelia adusta (Kurok.) Elix & J.Johnst. in J.A.Elix, J.Johnston & D.Verdon, Mycotaxon 27: 279 (1986). T: S of Bendemeer, New England Highway, N.S.W., 28 Oct. 1965, S.Kurokawa 5194; holo: TNS; iso: H, MEL.  
  Thallus foliose, loosely adnate, to 2–7 cm wide. Lobes loosely imbricate, flat, linear-elongate, subdichotomously branched, divaricate, 0.3–1.3 mm wide. Upper surface pale ash grey to grey, flat, shiny, emaculate, smooth, lacking soredia and isidia; lobe margins black or dark brown. Lower surface brown, with a blackish zone towards lobe apices; rhizines sparse, simple, concolorous. Apothecia subpedicellate, 2–6 mm wide; disc concave, dark brown to black; thalline exciple smooth. Ascospores 7–10 × 4–6 µm. Pycnidia common. Conidia 5–7 × 1 µm. CHEMISTRY: cortex K+ yellow; medulla K+ yellow then dark red, C-, P+ orange; containing atranorin, norstictic acid (major) and connorstictic acid.
  A relatively rare endemic species from the Great Dividing Ra. in Qld and northern N.S.W.  
  Elix (1994n)  

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

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