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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 subapplanata Malcolm, Vĕzda, P.M.McCarthy & Kantvilas
  Australas. Lichenol. 45: 22 (1999). T: Waterfalls Track, Lewis Pass, South Island, New Zealand, 13 Nov. 1993, W.Malcolm 1335; holo: CHR n.v.; iso: Herb. A.Vĕzda n.v., and A.Vĕzda, Lichenes Rariores Exsiccati 395 n.v.  
  Thallus subepiphloeodal or epiphyllous, continuous to sparingly rimose, pale greyish green or pale to medium green, usually matt, occasionally slightly glossy, smooth or minutely and irregularly uneven, 15–30 µm thick, ecorticate; prothallus not apparent. Algae Phycopeltis-like; cells forming loose filamentous or radiating plates. Perithecia slightly immersed to ±superficial, applanate, convex or hemispherical, (0.25–) 0.5 (–0.75) mm diam., yellowish brown or orange-brown or ±concolorous with the thallus; apex usually plane to convex, occasionally slightly concave; ostiole inconspicuous. Involucrellum spreading and extending to exciple base level, 30–55 µm thick, K+ reddish brown; space between base of involucrellum and the exciple with a loose reticulum of hyaline hyphae. Exciple 14–20 µm thick, hyaline to pale yellowish brown. Centrum 0.15–0.26 mm wide. Asci elongate-cylindrical to oblong, 82–124 × 14–20 µm. Ascospores elongate-fusiform to oblong, 7-septate, 25–42 × 6–10 µm; perispore usually not apparent. Pycnidia not seen.
  Occurs in eastern N.S.W., southern Vic. and especially common in Tas.; a common species on the bark and leaves of cool-temperate rainforest trees and on fern pinnae. Also in New Zealand and in the Solomon Islands (alt. 3000 m).  
  McCarthy (2001b)  

Checklist Index
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References

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