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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 crespoae Elix, Louwhoff & M.Molina
  Mycotaxon 74: 499 (2000). T: New South Wales, Shoalhaven River, Warri Bridge, ca. 15 km NW of Braidwood, 35°21'S, 149°44'E, 600 m, on granite rocks in Leptospermum-Acacia dominated scrub, J. A. Elix 30295, 22 Sep. 1999; holo: CANB; iso: HO, MEL.  
  Thallus foliose, moderately adnate to adnate, forming extended colonies to 20 cm wide.  Lobes densely imbricate, ±forming a rather thick, dense mat, sublinear to subirregular, subdichotomous to subirregularly branched, 1.0-1.2 mm wide; developing narrower (0.2-1.0 mm), sublinear-elongate, subdichotomous to trichotomously branched, ±clustered, torulose to subterete laciniae.  Upper surface yellow green, mostly flat, dull, distinctly to effigurately maculate, smooth or rarely cracked, lacking isidia and soredia.  Medulla white.  Lower surface ivory to pale brown, often darkening towards the lobe apices; some laciniae canaliculate; rhizines sparse, simple, concolorous.  Apothecia and pycnidia not seen. CHEMISTRY: Cortex K-, medulla K-, C-, KC+ orange-pink, P-; containing usnic acid (major), norlobaridone (major), loxodin (minor).
  At present this species is known only from the type locality in south-eastern N.S.W. where it is quite common.  
  Elix et al. (2000)  

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

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