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 puncticulata (P.M.McCarthy) P.M.McCarthy
  Lichenologist 27: 119 (1995); Verrucaria hydrela var. puncticulata P.M.McCarthy, Muelleria 7: 322 (1991). T: Whites Ck, 1 km upstream of its confluence with Tyers R., Tyers area, Vic., 19 Apr. 1989, P.M.McCarthy 5; holo: MEL; iso: HO.  
  Thallus epilithic, rimose to sparingly areolate, ±matt, smooth, green-black to grey-black, 0.03–0.15 mm thick, with numerous black discrete to coalescent puncticulae, corticate. Algae ellipsoidal to globose, 4–9 × 4–6 µm. Prothallus not apparent; basal layer thick, black. Perithecia semi-immersed, 0.3–0.8 mm diam., black; apex rounded; ostiole in a 0.5–0.15 mm wide depression. Involucrellum contiguous with or arching away from the exciple, merging with the basal layer, 50–100 µm thick. Exciple 10–18 µm thick, pale to dark brown. Centrum 0.18–0.3 mm wide. Periphyses 17–22 × 1–2 µm. Asci 50–65 × 20–30 µm. Ascospores ellipsoidal, rarely ovate or subglobose, 13–21 × 7–12 µm.
  An endemic species on deeply shaded aquatic siltstone in southern Vic. and submerged limestone in southern Tas.  
  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