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 | ||
Acanthothecis gyridia (Stirt.) A.W.Archer | ||
Telopea 11: 70 (2005) Graphis gyridia Stirt., Trans. & Proc. Roy. Soc. Victoria 17: 77 (1881); — Graphina gyridia (Stirt.) Zahlbr., Cat. Lich. Univ. 2: 412 (1923). T: Waterloo [c. 140 km WNW of Melbourne], Vic., H.Paton s.n.; lecto: BM, fide R.W.Rogers, Austrobaileya 1: 504 (1982). |
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Thallus pale grey, thin, evanescent, smooth, slightly glossy. Ascomata lirelliform, conspicuous, appearing as pale dull yellow patches on the thallus, numerous, scattered, sessile, straight, curved or sinuous, sometimes branched, with a pale thalline margin, 1–4 mm long, c. 0.3 mm wide; lips closed. Proper exciple lacking. Hymenium 50–60 µm thick. Ascospores 8 per ascus, submuriform, narrowly ellipsoidal, 6–9 × 2-locular, 14–25 × 5–8 µm, I+ pale blue. CHEMISTRY: Stictic acid. |
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A rare, endemic, corticolous species in Vic. and Tas. | ||
Archer (2009a) |
Checklist Index |
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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