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. |
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| 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. |
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| 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 |
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