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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 subarida Elix
  Mycotaxon 47: 103 (1993); T: South Stirling sand plain, off Chillinup road, W.A., 12 Aug. 1970, N.Sammy UWA8; holo: PERTH.  
  Thallus adnate, to 1–3 cm wide. Lobes crowded, imbricate, subirregular, 1–2 mm wide, apices subrotund. Upper surface pale grey, smooth or obscurely pitted, becoming rugose, lacking soredia, pustules and isidia; smooth and shiny at lobe apices. Medulla white. Lower surface ivory to pale brown, with pale brown marginal zone; rhizines moderately dense to dense, simple or tufted at tips, concolorous. Apothecia common, sessile, 0.5–2 mm wide; disc concave, becoming flattened, epruinose, chestnut-brown to dark brown; thalline exciple thin, entire, smooth. Ascospores ellipsoidal, 7–9 × 5–6 µm. Pycnidia numerous. Conidia bacilliform, 5–6 × 1 µm. CHEMISTRY: cortex K+ yellow; medulla K-, C+ red, KC+ red, P-; containing atranorin, chloroatranorin, lecanoric acid (major), orsellinic acid (trace) and unidentified compound (trace).
  Apparently rare, endemic, on twigs in drier areas of southern Australia (W.A., S.A. and Vic.). Grows on bark.  
  Elix (1994c)  

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

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