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
Porina leptosperma Müll.Arg.
  Flora 66: 333 (1883). T: near Apiahy [Apiaí, Rio de Janeiro], Brazil, J.I.Puiggari 1090; holo: G n.v.  
  Thallus epiphyllous, forming small round or irregular patches, these sometimes confluent, medium greyish green, smooth, matt; prothallus not apparent. Algae Phycopeltis; cells oblong-angular, not forming radiating plates. Perithecia superficial, subglobose to globose and constricted at the base, 0.13–0.26 mm diam., medium to dark orange-red, dull to glossy, translucent when wet, not overgrown by the thallus. Involucrellum extending to the base of the exciple, sometimes incurved, c. 20–30 µm thick, not containing or enclosing algae, orange-brown in thin section, colour intensifying in K. Exciple c. 10 µm thick, pale yellow-brown. Asci narrowly obclavate, 50–65 × 7–11 µm. Ascospores oblong to elongate-fusiform, 3-septate, 14–24 × 3–4.5 µm; perispore not apparent. Pycnidia not seen.
  Occurs in western Tas.; grows on pinnae of Blechnum wattsii in cool-temperate rainforest. A pantropical species that occasionally extends into temperate regions; its range includes Christmas Is. and New Zealand.  
  McCarthy (2001b)  

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