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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 ballingalliana Elix & J.Johnst.
  Mycotaxon 29: 359 (1987). T: Red Falls, Lolworth Creek, 58 km west-north-west of Charters Towers, 21 June 1986, J.A.Elix 20490 & H.Streimann; holo: CANB.  
  Thallus small-foliose, tightly adnate, to 1–3 cm wide. Lobes imbricate or not, flat, subirregular to sublinear-elongate, irregularly branched, 0.5–1 mm wide. Upper surface yellow-green, shiny at least apically, emaculate, becoming transversely or irregularly cracked, without soredia; lobe margins smooth; isidia in thallus centre, subglobose becoming cylindrical, simple or expanding laterally and becoming branched, short, coralloid, apices epicorticate and weakly erumpent. Medulla white. Lower surface pale brown; lobe apices shiny, darker; rhizines sparse to moderately dense, simple, short, concolorous. Apothecia sessile, to 2 mm wide; disc concave, shiny, dark brown; thalline exciple smooth, thick, involute, sparingly isidiate. Ascospores 8–10 × 4.5–5.5 µm. Pycnidia not seen. CHEMISTRY: cortex K-, UV-; medulla K-, C-, KC-, P-; containing usnic acid and colensoic acid (major); containing traces of ±scabrosin 4-acetate 4'-butyrate, ±scabrosin 4-acetate 4'-hexanoate, ±scabrosin 4,4'-dibutyrate, ±scabrosin 4,4'-diacetate and unidentified fatty acids.
  Scattered, endemic, confined to rock in drier inland areas of Qld.  
  Elix (1994z)  

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

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