Department of the Environment, Water, Heritage and the Arts logo

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
Trichothelium javanicum (F.Schill.) Vězda
  Nova Hedwigia 58: 139 (1994). T: Java, Indonesia, Busse 1760a; holo: GOET.  
  Thallus forming small round or irregular patches, pale greenish grey to medium green, smooth, matt; prothallus not apparent. Algae Phycopeltis; cells subglobose, angular-rounded or shortly rectangular, not forming radiating plates. Perithecia superficial, hemispherical to subglobose, 0.14–0.25 (–0.3) mm diam., black; setae 4–7 (–10), mostly narrowly to broadly acute, occasionally fin-shaped or bristle-like, straight or slightly curved or sinuous, usually predominantly black but with whitish tips or distal margins, rarely uniformly black, remaining discrete but sometimes intertwining and coalescing. Involucrellum purple-black or brown-black in thin section, contiguous with the exciple. Exciple c. 10 µm thick, brown-black. Asci elongate-cylindrical to elongate-fusiform, 68–100 × 10–13 µm. Ascospores oblong to elongate-fusiform, 3-septate, 16–30 × 3–5 µm; perispore not apparent. Pycnidia not seen in Australian specimens. Trichothelium javanicum map
  Occurs in eastern Qld, north-eastern N.S.W., Vic. and Tas. Foliicolous. Also known from Java, Christmas Is., Melanesia, Lord Howe Is. and New Zealand, where it has also been collected on semi-aquatic siliceous rocks  
  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