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 | ||
Pyrgillus fuscus Aptroot | ||
Biblioth. Lichenol. 44: 83 (1991) T: Mt Lewis, 14 km SW of Mossman, Qld, 1983, L.Tibell 14622b; holo: UPS. |
||
Thallus grey. Ascomata 0.3–0.4 mm diam., 0.4–0.6 mm tall. Ascomatal wall to 300 μm thick; ostiole whitish, 100–200 μm diam. Ascospores reddish brown (K+ aeruginose), strongly bicolorous, with a dark median area and pale ends, ellipsoidal, with rounded ends, 10–12 × 5–7 μm; septum a distoseptum, c. 2 μm thick. CHEMISTRY:Thallus UV+ yellow; lichexanthone detected with TLC; the ascospores probably contain an anthraquinone (K+ aeruginose). |
||
Known only from the bark of Ficus at the type locality in north-eastern Qld. | ||
Aptroot (2009c) |
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.