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 parvinuclea (Meyen & Flot.) Aptroot | ||
in A.Aptroot,P.Diederich, E.Sérusiaux & H.J.M.Sipman, Biblioth. Lichenol. 64: 165 (1997) Verrucaria parvinuclea Meyen & Flot., Nova Acta Leopold.-Carol. 19, suppl.: 231 (1843); Anthracothecium parvinucleum (Meyen & Flot.) Zahlbr., Cat. Lich. Univ. 1: 466 (1922). T: locality unknown; holo: n.v. |
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| Thallus whitish to grey, lacking pseudocyphellae, corticate. Ascomata solitary, subglobose, erumpent from the substratum, the sides often partly covered by the thallus, c. 0.4–0.6 mm diam. Ascomatal wall lacking crystals, to 100 μm thick; ostiole apical, pale. Hamathecium not inspersed with oil droplets, IKI+ orange. Ascospores 8 per ascus, irregularly biseriate, submuriform, with c. 4 rows of 2–4 locules, ellipsoidal, with rounded ends, grey, 12–23 × 8–12 μm; lumina rounded. CHEMISTRY: No substances detected; UV–. |
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| Rare in eastern Qld; also on Christmas Island. Palaeotropical, usually in open, coastal habitats. | ||
| Aptroot (2009c) | ||
| Checklist Index |
| Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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