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 austroconstrictans Elix | ||
| Mycotaxon 47: 120 (1993). T: Morton National Park, north-east of Nerriga, N.S.W., 30 Mar. 1977, J.A.Elix 3070; holo: CANB. [Xanthoparmelia constrictans auct. non (Nyl. ex Cromb.) Hale: J.A.Elix, J.Johnston & P.M.Armstrong, Bull. Brit. Mus. (Nat. Hist.), Bot. 15: 217 (1986)] | ||
| Thallus foliose, loosely to moderately adnate, to 5–7 cm wide. Lobes moderately to sparingly imbricate, flat, linear-elongate, dichotomously to subdichotomously branched, often irregularly widened and constricted, 0.4–1.5 mm wide; not ascending at apices. Upper surface yellow-green, darkening with age, shiny, emaculate, smooth, lacking soredia and isidia; lobe margins black. Medulla white. Lower surface flat, smooth, jet black, brown at lobe apices; rhizines moderately dense, ±subapically grouped, simple, tufted or not, black. Apothecia not seen. Pycnidia common. Conidia bifusiform, 5–8 × 0.5 µm. CHEMISTRY: cortex K-, UV-; medulla K+ yellow then deep red, C-, P+ orange-red; containing usnic acid, salazinic acid (major) and consalazinic acid. | ||
| Rare, endemic, restricted to the mountains of south-eastern Australia (N.S.W. and Vic.). Grows on rock. | ||
| Elix (1994z) | ||
| Checklist Index |
| Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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