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 terraereginae P.M.McCarthy, R.Lücking & Vĕzda | ||
Fl. Australia 58A: 228 (2001). T: Mt Fisher, Cardwell Ra., 9 km NE of Ravenshoe, Qld, 17°32'S, 145°34'E, 3 Sept. 1999, H.Streimann 64781; holo: CANB. | ||
Thallus epiphyllous, pale to medium greyish green, to 30 µm thick, smooth, dull, forming small orbicular patches; prothallus pale silvery grey or not apparent. Algae Phycopeltis; cells rectangular, 8–16 × 3–6 µm, forming radiating plates. Perithecia superficial, shallowly to strongly convex or somewhat conical, 0.25–0.5 mm diam., brown-black to black, smooth, dull to slightly glossy, not overgrown by the thallus; ostiole inconspicuous. Involucrellum arching away from the exciple, 20–30 µm thick, dark red-brown to brown-black in thin section, not enclosing algae or crystals, subtended by a reticulum of 2–3 µm wide pale to dark brown hyphae. Exciple 12–15 µm thick, with a dark brown outer layer and a hyaline inner layer. Centrum 0.14–0.25 mm wide. Asci narrowly obclavate, 80–104 × 15–19 µm. Ascospores elongate-fusiform or oblong, 7 (–9)-septate, 29–47 × 4.5–7 µm; perispore sometimes thin, but usually not apparent. Pycnidia not seen. | ||
Known only from north-eastern Qld; grows on leaves of climbers and small trees in montane rainforest. | ||
McCarthy (2001b) |
Checklist Index |
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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