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 elaeodes (Elix) Elix & J.Johnst. | ||
| in J.A.Elix, J.Johnston & P.M.Armstrong, Bull. Brit. Mus. (Nat. Hist.), Bot. 15: 236 (1986); Parmelia elaeodes Elix, Austral. J. Bot. 29: 354 (1981). T: south of Countegany along Nimmitabel road, N.S.W., 29 Mar. 1976, J.A.Elix 1980; holo: MEL. | ||
| Thallus foliose, adnate to tightly adnate, to 4–7 cm wide. Lobes imbricate or not, flat, sublinear-elongate, irregularly branched, 1–2 mm wide; apices subrotund. Upper surface yellow-green, sometimes becoming olive-green near centre and blackening with age, shiny, becoming dull and developing transverse or irregular cracks, emaculate, lacking soredia and isidia; lobe margins commonly black. Medulla white. Lower surface black; rhizines dense to margins, short, simple, black. Apothecia sessile, 1–3.5 mm wide; disc concave, dark brown; thalline exciple entire, becoming undulating and irregularly cracked. Ascospores 6–8 × 4.5–5.5 µm. Pycnidia common. Conidia bifusiform, 5–6 × 0.5 µm. CHEMISTRY: cortex K-, UV-; medulla K-, C-, KC+ rose, P-; containing usnic acid, norlobaridone (major) and loxodin (minor). | ||
| Rare, endemic, on rock in upland areas of eastern Australia (S.A., Qld, N.S.W. and A.C.T.) with moderate rainfall. | ||
| Elix (1994z) | ||
| Checklist Index |
| Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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