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 | ||
| Ramboldia plicatula (Müll.Arg.) Kantvilas & Elix | ||
| Bryologist 97: 299 (1994); Psora plicatula Müll.Arg., Bull. Herb. Boissier 1: 35 (1893); Lecidea plicatula (Müll.Arg.) Zahlbr., Cat. Lich. Univ. 3: 889 (1925); Protoparmelia plicatula (Müll.Arg.) Rambold, Biblioth. Lichenol. 34: 137 (1989). T: Kew, Vic., on sandstone, [comm.] 1892, F.R.M.Wilson 339; holo: G; iso: G. | ||
| Thallus cream-coloured to pale brown, deeply cracked and areolate, irregularly convex, unevenly verruculose, esorediate; prothallus absent. Photobiont cells 9–15 µm wide. Apothecia irregularly roundish to auriculate, dispersed or crowded, 0.5–1.8 mm wide, occasionally to 3.0 mm, sessile; disc black-brown, glossy, epruinose, plane to convex; margin thin, entire, cream-coloured to black-brown, ±persistent, but typically becoming inconspicuous in older apothecia. Epithecium 10–15 µm thick, yellow-brown, K–. Excipulum hyaline to brown, K–. Hymenium 35–45 µm thick, hyaline to pale brown, K–. Paraphyses sparingly branched, 1.5–2.5 µm thick, with apices slightly swollen, 2.5–3.5 µm thick. Hypothecium hyaline, 35–75 µm thick, K–; subhypothecium hyaline, to 35 µm thick, K+ yellow → red. Asci 30–40 × 8–12 µm. Ascospores oblong-ellipsoidal, 7–12 × 3–4 µm. Pycnidia immersed. Conidia filiform, 15–22 × c. 0.8 µm. CHEMISTRY: Cortex K+ yellow; medulla K–, C–, Pd–; containing baeomycesic acid (major), squamatic acid (minor) and barbatic acid (trace). |  |
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| Scattered in S.A., Qld, N.S.W., A.C.T., Vic. and Tas.; occurs mainly on sandstone rocks in open eucalypt forest; endemic. | ||
| Elix (2004d) | ||
| Checklist Index |
| Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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