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 glaucina Ach.
     
  Lichenogr. Universalis 675 (1810). T: Europe; holo: H-ACH? n.v.  
     
  Thallus epilithic, deeply areolate, pale to medium grey-brown or dark olive-brown, matt, ±smooth, 0.1–0.5 (–1) mm thick, corticate; areolae angular, plane to slightly convex, 0.1–0.4 mm wide; side walls and margins of areolae often blackish. Algae globose, 7–15 µm diam. Prothallus brown-black; basal layer thick, brown-black. Perithecia ±completely immersed, usually solitary, ±central in areolae, 0.1–0.25 mm diam.; apex plane to slightly concave, rarely slightly convex; ostiole inconspicuous or in a shallow depression. Involucrellum black, apical or extending to exciple base level and merging with the blackish basal layer, 20–40 µm thick. Exciple c. 15 µm thick, hyaline to greenish black. Centrum 0.08–0.2 mm wide. Periphyses 20–30 × 1.5–2.5 µm. Asci 40–65 × 12–17 µm. Ascospores narrowly to broadly ellipsoidal, 10–20 × 5–9 µm. .
     
  Grows on limestone in southern Vic. Also in western and northern Eurasia and North America.  
     
   
     
     
  McCarthy (2001h)  

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