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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 fulvescens (Mont.) Nyl.
  Mém. Soc. Sci. Nat. Cherbourg 5: 109 (1857)
Parmelia fulvescens Mont., Ann. Sci. Nat. Bot. ser. 3, 10: 125 (1848). T: Tahiti, Lepier; iso: H-NYL.
  Thallus foliose, orbicular to irregular, rather loosely attached, to 8 cm wide. Lobes radiating, cuneate-flabellate, contiguous, 1–4 mm wide, 8–15 mm long. Upper surface often sharply ridged and verrucose-scabrid or minutely tomentose at sinuses and near apices, fawn-brown to greyish; margins sinuous, ±ascending, sorediate below; soralia limbiform, bluish; soredia coarse, granular. Lower surface white at margins, buff-brown centrally, with scattered dense tufts of blue-black rhizohyphae. Apothecia rare, sessile, laminal, 1–3 mm wide; disc flat or subconcave, pale to dark red-brown; thalline exciple prominent, sulcate, often pulverulent-sorediate. Cyanobiont Nostoc, in chains. Ascospores 15–19 × 9–10 µm, often apiculate at one end (then to 25 µm long); exosporium nodular. CHEMISTRY: P+ orange. Pannarin and ±ursolic acid.
  Occurs on bark. A fairly common species in moist, lowland forests up to about 600 m, along the E coast of Australia from Qld, N.S.W., Vic. and Tas.. Widespread in the Pacific (incl. Norfolk Is.).  
  Jørgensen & Galloway (1992a)  

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

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