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 rugulosa (Elix & J.Johnst.) Elix | ||
Mycotaxon 87: 401 (2003) Paraparmelia rugulosa Elix & J.Johnst., Brunonia 9: 147 (1987). T: Black Trevethen Range, SSW of Cooktown, Qld, 4 July 1984, J.A.Elix 17338 & H.Streimann; holo: CANB. |
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Thallus foliose, tightly adnate, to 5 cm wide. Lobes barely imbricate, flat, irregular to sublinear-elongate,irregularly branched, 1–3 mm wide. Upper surface pale grey to grey, shiny and smooth, becoming dull and rugulose, lacking maculae, soredia and isidia; lobe apices darkening, often black-margined. Lower surface smooth, jet black, sometimes brown towards lobe margins; rhizines sparse to moderately dense, simple, black. Apothecia and pycnidia not seen. CHEMISTRY: cortex K+ yellow; medulla K+ pale yellow-brown, C-, P+ red; containing atranorin, protocetraric acid (major), ±norstictic acid (trace) and ±virensic acid (trace). | ||
A rare endemic species, occurring in hinterland areas of north-eastern Qld. | ||
Elix (1994n) |
Checklist Index |
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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