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 | ||
Pyrenula nitidula (Bres.) R.C.Harris | ||
in A.Aptroot, P.Diederich, E.Sérusiaux & H.J.M.Sipman, Biblioth. Lichenol. 64: 165 (1997) Melanomma nitidulum Bres., in G.Bresadola, P.Hennings & P.Magnus, Bot. Jahrb. 1893: 500 (1893). T: Porto Rico [Puerto Rico], coll. unknown; holo: n.v. |
||
Thallus brownish to olive-green, lacking pseudocyphellae, corticate. Ascomata solitary, subglobose, erumpent from the substratum, the sides often partly covered by the thallus, c. 0.3–0.5 mm diam. Ascomatal wall with crystals, to 100 μm thick; ostiole apical, pale. Hamathecium not inspersed with oil droplets, IKI+ blue. Ascospores 8 per ascus, irregularly biseriate, 3-septate, elongate-ellipsoidal, with rounded ends, grey, 17–22 × 9–12 μm; lumina angular; terminal lumina not separated from the exospore. CHEMISTRY: No substances detected. |
||
Common in north-eastern Qld; also on Lord Howe Island and Norfolk Island. Mainly pantropical, usually found in open, coastal habitats. | ||
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.