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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 colensoides Elix
  Mycotaxon 87: 398 (2003)
Paraparmelia colensoica Elix & J.Johnst., Brunonia 9: 142 (1987). T: ridge 20 km south of Barrow Creek, Forster Range, 21°38'S, 133°44'E, N.T., 13 Sept. 1983, J.A.Elix 11207 & L.A.Craven; holo: CANB.
  Thallus foliose, loosely to moderately adnate, fragile, to 1–3 cm wide. Lobes imbricate or not, irregular, subirregularly branched, 0.5–1 (–1.5) mm wide. Upper surface pale grey to dark blue-grey, flat, dull, shiny towards lobe apices where margins are commonly blackened, conspicuously white-maculate, smooth, without soredia; isidia scattered, globose becoming cylindrical, sparingly branched, inflated especially at apices; isidia apices epicorticate, intact. Lower surface pale tan; rhizines sparse, simple, slender, concolorous. Apothecia and pycnidia not seen. CHEMISTRY: cortex K+ yellow; medulla K-, C-, P-; containing atranorin, colensoic acid (major), norcolensoic acid (trace) and with or without unidentified compound (trace).
  A scattered endemic species occurring in central Australia (N.T.).  
  Elix (1994n)  

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

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