Department of the Environment and Water Resources home page

About us | Contact us | Publications | What's new

Header imagesHeader imagesHeader images

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 pseudoamphixantha (Elix) Elix & J.Johnst.
  in J.A.Elix, J.Johnston & P.M.Armstrong, Bull. Brit. Mus. (Nat. Hist.), Bot. 15: 309 (1986); Parmelia pseudoamphixantha Elix, Austral. J. Bot. 29: 365 (1981). T: 30 km west of Ouyen along Highway-12, Vic., 28 Aug. 1977, J.A.Elix 3682; holo: MEL.  
  Thallus foliose, loosely adnate, forming rosettes to 2–6 cm wide. Lobes often imbricate, ±separated near thallus margin, sublinear-elongate, dichotomously branched, 0.7–2 (–3) mm wide; lacking lobules. Upper surface pale yellow, convex, dull, distinctly maculate, smooth, neither isidiate or sorediate; lobe margins not black, often blackish brown near apices. Medulla white. Lower surface partly canaliculate, pale yellow to chestnut-brown; rhizines sparse to moderately dense, simple or rarely sparsely branched, 1–2 mm long, black. Apothecia very rare, subpedicellate, 0.8–1.5 mm wide; disc weakly concave, brown-black; thalline exciple smooth, thick, persistent, involute, ±undulating. Ascospores 5.5–7 × 4–5 µm. Pycnidia not seen. CHEMISTRY: cortex K-, UV-; medulla K+ yellow then dark red, C-, KC-, P+ yellow; containing usnic acid, norstictic acid (major), connorstictic acid, ±salazinic acid (trace) and ±hyposalazinic acid (trace).
  Scattered, endemic, confined to soils in mallee scrub and Callitris woodland in S.A., N.S.W. and Vic.  
  Elix (1994z)  

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

This work is copyright. Apart from any use as permitted under the Copyright Act 1968, no part may be reproduced by any process without prior written permission from Australian Biological Resources Study. Requests and inquiries concerning reproduction and rights should be addressed in the first instance to Dr P. McCarthy. These pages may not be displayed on, or downloaded to, any other server without the express permission of ABRS.

Top | About us | Advanced search | Contact us | Information services | Publications | Site index | What's new