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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 conranensis (Elix) Elix
  Mycotaxon 87: 398 (2003)
Parmelia conranensis Elix, Austral. J. Bot. 29: 20 (1981); Paraparmelia conranensis (Elix) Elix & J.Johnst. in J.A.Elix, J.Johnston & D.Verdon, Mycotaxon 27: 280 (1986). T: Cape Conran, 18 km E of Marlo, Vic., 21 Nov. 1978, J.A.Elix 5277; holo: MEL.
  Thallus foliose,adnate to tightly adnate, to 4–7 cm wide. Lobes imbricate or not, sublinear-elongate, subirregularly branched, 1–2 mm wide. Upper surface grey to dark grey and blackening, mostly flat, becoming dull, smooth developing transverse cracks, becoming rugose and occasionally areolate, emaculate, lacking soredia and isidia; lobe margins often blackening near apices; lobe apices very shiny. Lower surface black to margins; rhizines moderately dense, simple, black. Apothecia sessile, 1–2 mm wide; disc concave, dark brown to almost black; thalline exciple smooth, entire. Ascospores 6–8 × 3.5–4.5 µm. Pycnidia numerous, immersed. Conidia 5–7 × 1 µm. CHEMISTRY: cortex K+ yellow; medulla K-, C-, KC+ rose or rose-red, P-; containing atranorin, 4-O-methylolivetoric acid and ±olivetoric acid.
  An endemic species common on coastal rock in southern Australia (W.A., S.A., Vic. and Tas.).  
  Elix (1994n)  

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

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