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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
Usnea molliuscula subsp. queenslandica (Motyka) G.N.Stevens
  Lichenologist 24: 238 (1992); Usnea queenslandica Motyka, Usnea 2: 612 (1938). T: Qld, J.F.Shirley s.n.; holo: W.  
  As subsp. molliuscula, but ... Thallus less than 5 cm long, somewhat rigid, grey-green; branches slightly inflated; papillae moderately dense; fibrils 2 (rarely 5–8) mm long. Medulla arachnoid;axis 1/4–1/3 width of branch. Apothecia 2–5 mm diam. CHEMISTRY: Cortex containing usnic acid. Medulla K+ yellow → orange-red; containing norstictic acid (major), scabrosins (major or minor), salazinic acid (minor), protocetraric acid (minor or trace), ±accessory galbinic acid (trace) and consalazinic acid (trace), or salazinic acid (minor) and galbinic acid (trace), or salazinic acid (minor) and consalazinic acid (trace).
  Moderately common in parts of eastern Qld and N.S.W. at elevations of 180–1000 m.  
  Stevens (2004)  

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

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