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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
Parmelinopsis protocetrarica Elix
  Mycotaxon 47: 119 (1993)
T: Walter Hill Ra., SE of Ravenshoe, Qld, 2 July 1984, J.A.Elix 17041 & H.Streimann; holo: CANB.
  Thallus adnate, fragile, to 2–4 cm wide. Lobes contiguous, sublinear-elongate, subdichotomously branched, 0.8–1.2 mm wide; cilia irregularly dispersed, simple, to 0.7 mm long. Upper surface whitish to pale greenish grey, flat, shiny, sparingly maculate at lobe apices, smooth, without soredia and pustules; isidia dense, cylindrical, erect, becoming procumbent and flattened, often branched, to 0.5 mm tall, eciliate. Medulla white. Lower surface ivory to pale brown, black-brown at lobe apices; rhizines moderately dense, shiny, simple or squarrosely branched, black. Apothecia and pycnidia not seen. CHEMISTRY: cortex K+ yellow; medulla K-, C+ rose, KC+ red, P+ red; containing atranorin, chloroatranorin, gyrophoric acid (minor), protocetraric acid (major) and unidentified compound (minor).
  A rare endemic species known only from the type locality. Grows on bark.  
  Elix (1994r)  

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

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