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 norpumila Elix & J.Johnst.
     
  in J.A.Elix, J.Johnston & P.M.Armstrong, Bull. Brit. Mus. (Nat. Hist.), Bot. 15: 300 (1986). T: near abandoned Burnabbie Homestead, under scarp of Hampton Range [Tableland], Eyre, W.A., 22 May 1981, D.L.Serventy; holo: MEL.  
     
  Thallus foliose, adnate, to 3–10 cm wide. Lobes contiguous to imbricate, ±concave, sublinear, irregularly branched, not ascending, 0.7–1.5 mm wide; lobules subterete to terete, branched, ascending, often blackened at apices, 0.2–0.4 mm wide. Upper surface bright to pale yellow, often whitish-yellow pruinose at lobe apices, dull, emaculate, ±rugulose, lacking isidia and soredia. Medulla white. Lower surface canaliculate or not, black, becoming brown to yellow near apices of marginal lobes; rhizines sparse to moderately dense, simple, slender, 0.2–0.4 mm long, black. Apothecia rare, subpedicellate, to 3 mm wide; disc flat to slightly concave, dark brown; thalline exciple thick, prominent, crenulate becoming incised. Ascospores 10–11 × 5–6 µm. Pycnidia not seen. CHEMISTRY: cortex K-, UV-; medulla K+ yellow then dark red, C-, P+ yellow-orange; containing usnic acid, norstictic acid and connorstictic acid.
     
  Very rare, endemic, on soil in the Nullarbor Region (W.A. and S.A.).  
     
   
     
     
  Elix (1994z)  

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

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