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 | ||
| Carbacanthographis marcescens (Fée) Staiger & Kalb | ||
in B.Staiger, Biblioth. Lichenol. 85: 109 (2002) Graphis marcescens Fée, Essai Crypt. écorc. 38 (1825); — Graphina marcescens (Fée) Müll.Arg., Mém. Soc. Phys. Genève 29(8): 42 (1887). T: ad corticem Bonplandia trifoliata,South America; lecto: G, fide M.Wirth & M.E.Hale, Smithsonian Contr. Bot. 40: 40 (1978); isolecto: M n.v. |
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| Thallus greyish green, thin, uneven, dull. Ascomata white, straight or curved, rarely branched, 1–3 mm long, 0.25–0.30 mm wide, with a conspicuous powdery thalline margin. Proper exciple laterally carbonised, hidden by the thalline margin. Hymenium 50–60 µm thick. Ascospores 8 per ascus, narrowly ellipsoidal, transversely locular to submuriform, 4–5 × 1–2-locular, 12–14 × 5–6 µm, I+ pale blue. CHEMISTRY: Salazinic acid (major), norstictic acid (trace), protocetraric acid (trace). |
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| A widely distributed, tropical, corticolous species; uncommon in rainforest in north-eastern Qld. Also in Cuba, U.S.A., Guyana, Brazil, West Africa, Thailand and the Solomon Islands. | ||
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| Archer (2009a) | ||
| Checklist Index |
| Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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