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 | ||
| Cryptothecia atropunctata G.Thor | ||
Symb. Bot. Upsal. 32(1): 275 (1997) T: c. 2.5 km N of Tinaroo Falls Dam, close to small path just E of Kauri Ck, 22 km NE of Atherton, Atherton Tableland, Qld, 17°07’S, 145°36’E, corticolous in dense montane rainforest, 17 Nov. 1985, G.Thor 5209; holo: CANB; iso: UPS n.v. |
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| Thallus to 5–10 cm wide, adnate, smooth, with a silky lustre, grey to yellowish grey or greenish grey, with or without paler slightly raised areas, to 0.3 mm thick; isidia and globose granules absent. Prothallus sparse to distinct, whitish. Photobiont cells solitary or a few cells aggregated, 5–17 × 5–10 μm. Medulla distinct, white or sometimes yellow-tinged near asci. Ascigerous areas common, comprising white patches with yellowish spots. Asci weakly aggregated, fragile, 6–8-spored, but often lacking spores. Ascospores ellipsoidal, sometimes less curved on one side, 63–106 × 30–63 μm. Pycnidia very common, scattered, solitary or 2 or 3 aggregated, immersed to elevated, black. Conidia bacilliform, 3–4 × c. 1 μm. CHEMISTRY: Thallus K–, C–, KC–, P+ yellow, UV–; containing psoromic acid (major), ±confluentic acid (major). |
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| This endemic species grows on bark in coastal and montane rainforest in eastern Qld and north-eastern N.S.W. | ||
| Elix (2009c) | ||
| Checklist Index |
| Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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