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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
Parmelina euplectina Kurok. ex Elix
  Mycotaxon 47: 116 (1993). T: Raymond Terrace to Buladelah [Bulahdelah] road, N of Karuah, N.S.W., 9 May 1965, R.B.Filson 7176; holo: MEL.  
  Thallus adnate to tightly adnate, to 2–4 cm wide. Lobes imbricate, sublinear-elongate, irregularly branched, generally narrow, occasionally more robust, 1–3 mm wide; margins sinuous; cilia sparse, 0.1–0.3 mm long, black. Upper surface pale grey to grey-green, flat, shiny, emaculate, smooth or weakly foveolate at first, becoming rugulose, lacking soredia and isidia; lobe margins shiny, black. Upper medulla white; lower medulla yellow-orange. Lower surface black; lobes with a narrow, brown, naked marginal zone; rhizines sparse to moderately dense, simple, black. Apothecia common, sessile to subpedicellate, 1–4 mm wide; disc concave; thalline exciple thin, entire, not crenulate or inflexed, smooth. Ascospores broadly ellipsoidal to subglobose, 9–13 × 7–9 µm. Pycnidia numerous. Conidia bacilliform to weakly fusiform, 7–8 × 1 µm. CHEMISTRY: cortex K+ yellow; white medulla K-, C+ red, KC+ red, P-; pigmented medulla K+ purple; containing atranorin, chloroatranorin, lecanoric acid (major) and euplectin.
  A very rare endemic species on bark in N.S.W. and Tas.  
  Elix (1994p)  

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

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