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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
Pannaria euphylla (Nyl.) Elvebakk & D.J.Galloway
  Australas. Lichenol. 53: 7 (2003)
Psoroma euphyllum Nyl., Syn. Meth. Lich. 2: 21 (1863). T: precise locality unknown, N.Z., coll. unknown, ex Herb. Churchill Babington; holo: H-NYL 30800.
  Thallus foliose-lobate; margins free and subascending, 2–5 cm wide, without prothallus. Lobes 2–3 mm wide, concave; margins crisp, ascending, entire, thickened, minutely notched or lobulate. Upper surface minutely granular, matt, smooth or slightly undulate, occasionally with short, white or grey entangled silky indumentum, lettuce green when wet, glaucous green when dry. Lower surface white, naked or with a short, white indumentum, or with ±dense, white to greyish rhizohyphae. Cephalodia on both surfaces and on rhizohyphae, 0.5–2 mm wide, simple, globose to convolute-placodioid, cerebriform, smooth, matt, sometimes wrinkled-plicate, pale blue-grey or brownish. Apothecia to 2 mm wide, laminal and marginal, pedicellate, rounded; disc flat or subconcave, often white-pruinose, smooth, continuous, pale orange-brown to red-brown; thalline exciple smooth, tomentose below disc, thin, crenulate at margin of disc, concolorous with thallus. Ascospores 16–18 × 10–12 µm.
  Locally common in Tas.; also in New Zealand.  
  Jørgensen & Galloway (1992a)  

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

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