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 | ||
| Dirinaria applanata (Fée) D.D.Awasthi | ||
in D.D.Awasthi & M.R.Agarwal, J. Indian Bot. Soc. 49: 135 (1970) Parmelia applanata Fée, Essai Crypt. Écorc. 126 (1825). T: “supra Cinchonas nec non Insula Santo Domingo ad arbores et epidermidem Lauri Cassiae”, Peru; lecto: G n.v., fide A.Aptroot, Fl. Guianas, ser. E, 1: 18 (1987). Placodium flavostramineum Müll.Arg., Hedwigia 34: 29 (1895); Lecanora flavostraminea (Müll.Arg.) Zahlbr., Cat. Lich. Univ. 5: 621 (1928). T: Vic., ‘ad saxa quartosa’, 1893, F.R.M.Wilson 331; holo: G n.v. Parmelia redacta Stirt., Trans. & Proc. New Zealand Inst. 32: 76 (1899). T: Illawarra, N.S.W., 1882, W.Kirton; holo: GLAM n.v.; iso: BM. |
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| Thallus 5–10 cm wide, adnate to tightly adnate, pinnately to subpinnately lobate. Lobes radiating, contiguous, longitudinally plicate and rugose, plane to convex, ±concave towards the tips, 0.5–2.0 mm wide, distinctly flabellate towards the apices. Upper surface grey, bluish grey to yellow-grey or off-white, ±pruinose, sorediate; dactyls absent. Soralia laminal, hemispherical or becoming elongate, sometimes erose and crateriform; soredia farinose. Medulla white, rarely the lower medulla orange towards the apices. Lower surface black in the centre, ±brown at the margins. Apothecia rare, sessile to ±constricted at base, 0.5–1.5 mm wide; disc black, rarely sparsely grey-pruinose. Epihymenium dark yellow-brown, c. 10 μm thick. Hymenium colourless, 75–85 μm thick. Hypothecium dark brown to brown-black, 160–200 μm thick. Ascospores 15–22 × 6–8 μm. Conidia bacilliform, 3.5–5.0 × 0.8–1.0 μm. CHEMISTRY: Cortex K+ yellow, C–, KC–, P+ yellow; medulla K–, C–, KC–, P–; containing atranorin (minor), chloroatranorin (minor), divaricatic acid (major), 3β-acetoxyhopane-1β,22-diol (minor),±unknown terpenes (minor). |
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| In Australia this pantropical-subtropical species often extends into the temperate zone. It occurs on bark, wood and rocks from coastal areas to montane forests in all States and Territories except S.A. and Tas. Also on Lord Howe Island and Norfolk Island, several other Pacific islands, North, Central and South America, Asia and Africa. | ||
| Elix (2009l) | ||
| Checklist Index |
| Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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