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 subcrustacea (Gyeln.) Hale
  Mycotaxon 20: 79 (1984). Based on Parmelia conspersa var. stenophylloides Müll.Arg., Hedwigia 31: 193 (1892); Parmelia subcrustacea Gyeln., Ann. Hist.-Nat. Mus. Natl Hung. 29: 30 (1935). T: Everard Ranges, S.A., June 1891, R.Helms 95; lecto: G, fide M.E.Hale, Smithsonian Contr. Bot. 74: 199 (1990).  
  Thallus small-foliose to subcrustose, tightly adnate, to 3–4 cm wide. Lobes not imbricate, flat, subirregular to sublinear-elongate, irregularly branched, 0.5–1 (–1.5) mm wide; apices ±rotund. Upper surface yellow-green, darkening with age, shiny or dull, emaculate, lacking isidia and soredia; older lobes irregularly fractured and areolae extensively formed; areolae 0.2–1 mm wide; lobe margins commonly black, particularly towards apices. Medulla white. Lower surface pale brown, often somewhat darker to smoky-grey near lobe apices; rhizines moderately dense, simple, brown. Apothecia sessile, 1–1.5 mm wide; disc concave, black-brown; thalline exciple entire, involute, becoming undulating. Ascospores 6–9.5 × 4.5–6 µm. Pycnidia common. Conidia bifusiform, 5–6 × 0.5 µm. CHEMISTRY: cortex K-, UV-; medulla K+ yellow then pale red, C-, P-; containing usnic acid, hypostictic acid, hyposalazinic acid, ±hypoconstictic acid and ±constipatic acid.
  Uncommon, endemic, tightly adnate to rock in drier areas of southern and central Australia (W.A., N.T., S.A., N.S.W., A.C.T. 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