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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 condaminensis Elix & J.Johnst.
  Mycotaxon 29: 363 (1987). T: east of Condamine, Condamine Highway, Qld, 18 July 1984, M.E.Ballingall & G.R.Scott; holo: CANB.  
  Thallus foliose, loosely adnate, forming irregular subpulvinate patches or rosettes to 10 cm wide. Lobes often entangled, imbricate, weakly convolute, elongate, subdichotomously branched, 1–3 mm wide; margins sparsely lobulate; lobules c. 0.5 mm wide. Upper surface pale yellow-green, convex, dull, emaculate, smooth to slightly rugulose, lacking soredia and isidia. Medulla white. Lower surface pale tan to light brown; lobe apices darker; rhizines very sparse, simple, tufted or not, robust, concolorous. Apothecia rare, subpedicellate, 1–3 mm wide; disc weakly concave, smooth, dark brown; thalline exciple smooth, thick, entire. Ascospores 7–9 × 4–5 µm. Pycnidia common. Conidia bifusiform, 4–6 × 0.5 µm. CHEMISTRY: cortex K-, UV-; medulla K-, C-, KC-, P-; containing usnic acid, constipatic acid, protoconstipatic acid, ±scabrosin 4-acetate 4'-butyrate (trace), ±scabrosin 4-acetate 4'-hexanoate (trace) and ±scabrosin 4,4'-dibutyrate (trace).
  Rare, endemic, known from Qld and N.S.W. Grows on soil or debris.  
  Elix (1994z)  

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

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