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
Verrucaria muralis Ach.
  Methodus 115 (1803). T: Europe; n.v.  
  Thallus endolithic to subepilithic, continuous to rimose, pale grey, grey-green or grey-brown. Algae globose, 7–11 µm diam. Prothallus usually not apparent. Perithecia usually semi-immersed in the substratum, 0.25–0.5 (–0.6) mm diam., black; apex usually rounded; ostiole inconspicuous to excavate. Involucrellum dimidiate or extending to exciple base level, 40–80 µm thick. Exciple 20–25 µm thick, hyaline to pale brown. Centrum 0.2–0.4 mm wide. Periphyses 25–35 × 1–2 µm long. Asci 60–80 × 20–25 µm. Ascospores narrowly to broadly ellipsoidal, 19–28 × 9–15 µm.
  Occurs in south-eastern N.S.W., Vic. and Tas., usually on rather soft or weathered limestone. A common species in northern Eurasia and North America; also in China (Hong Kong) and New Zealand.  
  McCarthy (2001h)  

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