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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
Xanthoparmelia neorimalis (Elix & P.M.Armstr.) Elix & T.H.Nash
  Mycotaxon 26: 455 (1986); Parmelia neorimalis Elix & P.M.Armstr., Austral. J. Bot. 31: 475 (1983). T: trail to other peak, Black Mountain Reserve, Canberra, A.C.T., 8 July 1979, J.A.Elix 6124; holo: MEL. *****Parmelia interposita Kurok., Bull. Natl Sci. Mus., ser. B, 11: 81 (1985); Paraparmelia interposita (Kurok.) Elix & J.Johnst. in J.A.Elix, J.Johnston & D.Verdon, Mycotaxon 27: 280 (1986). T: 29 km E from Kondinin, W.A., 13 Dec. 1974, S.Nakanishi 11b; holo: TNS.  
  Thallus small-foliose becoming almost subcrustose in centre, very tightly adnate, ±forming small rosettes, to 3–6 cm wide. Lobes contiguous or ±radiating at periphery, not imbricate, flat, sublinear-elongate, irregularly branched, 0.3–0.6 (–0.8) mm wide. Upper surface greenish yellow, darkening, flat to slightly convex, dull, emaculate, lacking soredia and isidia; older lobes irregularly or transversely fractured; areolate in thallus centre. Medulla white. Lower surface tan to brown, often straw-yellow near lobe apices; rhizines moderately dense, simple, short, pale brown. Apothecia sessile, 0.5–1 mm wide; disc concave, dark brown; thalline exciple smooth, narrow, ±crenulate. Ascospores 7–9 × 3.5–5 µm. Pycnidia common. Conidia bifusiform, 5–6 × 0.5 µm. CHEMISTRY: cortex K-, UV-; medulla K+ yellow then deep red, C-, KC-, P+ yellow-orange; containing usnic acid, salazinic acid and consalazinic acid.
  Widespread (but often overlooked) on rock in areas of moderate rainfall, subarid and arid areas of mainland Australia (all States and Territories); known also from Mexico and South Africa.  
  Elix (1994z)  

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

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