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 atrobarbatica (Elix) O.Blanco, A.Crespo, Elix, D.Hawksw. & Lumbsch
  Taxon 53: 966 (2004); Parmelia atrobarbatica Elix, Austral. J. Bot. 29: 17 (1981); Neofuscelia atrobarbatica (Elix) Essl., Bryologist 89: 297 (1986). T: W of Springton along the High Eden Road, S.A., 20 May 1976, J.A.Elix 2250; holo: MEL.  
  Thallus foliose, tightly adnate, to 5–10 cm wide. Lobes contiguous, radiating, flat, sublinear-elongate, 0.2–0.5 mm wide, without terete, subfruticose laciniae. Upper surface smooth, slightly shiny and olive-brown at margins, becoming dull, rugulose, cracked and dark brown towards thallus centre, without isidia. Lower surface dark brown to black with a paler brown zone at lobe apices; rhizines sparse, simple, tufted or not, to 0.3 mm long, black. Apothecia common, sessile, to 0.8 mm wide (probably immature); disc concave, irregular, dark brown; thalline exciple thick, crenulate. Asci and ascospores not seen. Pycnidia common. Conidia bifusiform, 5.5–7 × 1 µm. CHEMISTRY: cortex K-, HNO3+ faint blue or HNO3- in part; medulla K-, C-, KC+ pale yellow, P-, UV-; containing barbatic acid (major) and 4-O-demethylbarbatic acid.
  A very rare species known only from W.A., the type locality in S.A. and from New Zealand. Grows on rock.  
  Elix (1994m)  

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