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
Graphis seminuda Müll.Arg.

Bull. Soc. Roy. Bot. Belgique 30: 79 (1891)

T: Baie de Salinas, Costa Rica, H.Pittier, Pl. Costaric. Exs. 5241; holo: G n.v.; iso: MICH n.v.

Graphis catherinae A.W.Archer, Austral. Syst. Bot. 14: 259 (2001). T: Mt Catherina, 10 km NE of Ingham, Qld, 19 June 1984, H.Streimann 28307; holo: CANB; iso: H, US.

  Thallus pale greyish white, thin, sparingly rimose, smooth, slightly glossy. Ascomata conspicuous, numerous, black, semi-immersed to subsessile, with a conspicuous thalline margin, straight, curved or sinuous, sometimes branched, 1–4 (–6) mm long, 0.2–0.3 mm wide; lips closed or sometimes slightly open. Proper exciple completely carbonised, occasionally thin at the base. Hymenium 75–100 (–125) µm thick, not inspersed. Ascospores 8 per ascus, irregularly biseriate, transversely (12–) 13–15-locular, (45–) 50–65 (–70) × 8–11 µm, I+ blue.
CHEMISTRY: No lichen compounds detected.
  An occasional, corticolous species in easternQld and north-eastern N.S.W.; also on Lord Howe Island and in Costa Rica.  
  Archer (2009a)  

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