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
Menegazzia ultralucens P.James & D.J.Galloway
  New Zealand J. Bot. 21: 195 (1983)
T: Observation Point, Auckland Is., N.Z., 8 Jan. 1963, P.W.James 992/2A; holo: BM.
  Thallus closely attached, 3–5 cm wide. Lobes numerous, 1–3 mm wide, distinct almost to thallus centre, branched, often with numerous toe-like laterals, compressed between main lobes, contiguous or imbricate, compressed-contorted centrally, hollow, sparingly blackened at margins or whole upper surface blackened, or with black spots or lines; apices often suffused brown; lower side of cavity black becoming grey or whitish towards tips. Upper surface convex, pale grey, without blotches, sorediate. Perforations frequent, 0.1–1.0 mm wide, rounded or becoming elliptic. Soralia rather sparse, at edges of perforations, also on surface or on short lateral lobes, becoming convex, floury or granular-sorediate, to 2 mm wide, scattered or ±coalescing. Apothecia rare, less than 4 mm wide, sessile; disc smooth, concave, epruinose, red-brown; exciple persistent, crenulate-uneven, occasionally lacerate. Ascospores 2 per ascus, 45–53 × 28–31 µm; wall 2 µm thick. CHEMISTRY: alectoronic and a-collatolic acids (UV+ ice-blue) and UV- accessory compounds; medulla K-, C-, KC+ pink, P-.
  Rare in Tas., on bark of canopy twigs in rainforest; also in New Zealand.  
  James & Galloway (1992)  

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