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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
Parmotrema judithiae Elix & J.Johnst.
  Mycotaxon 31: 498 (1988), as judithae
T: Coochiemudlo Island, Moreton Bay, Qld, 5 Sept. 1982, J.A.Elix 10433; holo: CANB.
  Thallus loosely adnate to adnate, coriaceous, to 4–6 cm wide. Lobes imbricate or subascending at margins, irregular, 4–10 mm wide, eciliate; margins entire; apices rotund. Upper surface pale grey, dull, emaculate, becoming markedly rugose, continuous or cracked, without isidia; soralia marginal, linear along margins to subcapitate on somewhat revolute lobes or short marginal laciniae, sometimes spreading submarginally. Medulla white. Lower surface rugose, black, with a broad, brown, erhizinate marginal zone; rhizines sparse to moderately dense, simple, slender, c. 0.1–0.2 mm long. Apothecia rare, sessile, to 3 mm wide; disc imperforate, concave, dark brown; thalline exciple sorediate. Ascospores ellipsoidal to reniform, 17–21 × 8–10 µm. Pycnidia rare, punctiform. Mature conidia not seen. CHEMISTRY: cortex K+ yellow; medulla K-, C-, KC+ pale yellow-brown, P+ orange-red; containing atranorin, chloroatranorin, fumarprotocetraric acid (minor), succinprotocetraric acid (major), protocetraric acid (trace), ±protolichesterinic acid (minor) and with or without unidentified fatty acids (trace).
  An endemic species from coastal and hinterland areas of Qld. Grows on bark.  
  Elix (1994t)  

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

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