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 | ||
| Porina atrocoerulea Müll.Arg. | ||
| Flora 66: 336 (1883). T: Brazil, J.I.Puiggari s.n.; holo: G n.v. | ||
| Thallus epiphyllous, comprising small and scattered rounded or irregular patches, greenish grey to medium grey, smooth, matt; prothallus not apparent. Algae Phycopeltis; cells ellipsoidal, angular or irregular, not forming radiating plates. Perithecia superficial, subglobose to ±globose, 0.16–0.31 mm diam., black, but the lower two-thirds usually appearing dark grey due to a thin rough to slightly pilose covering of thallus tissue; apex rounded, dull black, glabrous; ostiole inconspicuous. Involucrellum c. 20 µm thick, extending to exciple base level, brown-black in thin section, not containing or enclosing algae; space between base of involucrellum and the exciple sometimes with a reticulum of 2–3 µm wide dark brown to black hyphae. Exciple c. 12–15 µm thick, brown-black. Asci obclavate to ±narrowly ellipsoidal, 60–85 × 8–13 µm. Ascospores elongate-fusiform, 7 (or 8)-septate, 22–42 × 3.5–7 µm; perispore not apparent. Pycnidia not seen. |  |
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| Occurs in Christmas Is., eastern and north-eastern Qld and south-eastern Tas.; grows on leaves in montane rainforest. A pantropical species, its range includes Malesia and northern New Zealand. | ||
| McCarthy (2001b) | ||
| Checklist Index |
| Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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