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 | ||
Pertusaria ceylonica Müll.Arg. | ||
Flora 67: 351 (1884) T: Ceylon [Sri Lanka], 1876, G.H.K.Thwaites; holo: G; iso: H-NYL. |
||
Thallus pale greenish grey, slightly areolate and cracked, smooth and glossy. Soredia and isidia absent. Apothecia numerous, verruciform, scattered or sometimes confluent, concolorous with the thallus, flattened-hemispherical, 0.4–0.6 mm diam. Ostioles black, punctiform, 1 (or 2) per verruca. Ascospores 3 (or 4) per ascus, uniseriate, ellipsoidal, smooth, (75–) 95–125 (–135) × 30–45 (–50) µm. CHEMISTRY: Thallus K+ weak yellow, KC–, C–, Pd+ weak yellow; containing stictic acid (major), 2,5-dichlorolichexanthone (major to minor), 2,4,5-trichlorolichexanthone (minor to trace), 2,4-dichlorolichexanthone (minor to trace), constictic acid (minor), ±4,5-dichloro-lichexanthone (minor) and 2-chlorolichexanthone (trace). | ||
A tropical to subtropical corticolous species in northern N.T. and north-eastern Qld. Also in Sri Lanka, Indonesia and Papua New Guinea. | ||
Archer (2004b) |
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.