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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 fumigata (Kurok.) Elix & J.Johnst.
  Mycotaxon 29: 371 (1987); Parmelia fumigata Kurok., Bull. Natl Sci. Mus., ser. B,11: 81 (1985); Paraparmelia fumigata (Kurok.) Elix & J.Johnst., Mycotaxon 27: 280 (1986). T: east from Kondinin, W.A., 13 Dec. 1974, S.Nakanishi 17; holo: TNS.  
  Thallus subcrustose to small-foliose, tightly adnate, ±forming small rosettes, to 3–7 cm wide. Lobes not imbricate, contiguous or ±radiating at periphery, sublinear-elongate, irregularly branched, 0.3–0.6 (–1) mm wide; apices incised. Upper surface greenish yellow, darkening with age, flat to slightly convex, dull, emaculate, lacking soredia and isidia; older lobes rugulose then irregularly to transversely fractured and areolae commonly formed. Medulla white. Lower surface flat, tan to brown; rhizines sparse, short, simple, brown. Apothecia sessile, 1–3 mm wide; disc concave, dark brown; thalline exciple smooth, narrow, ±crenulate. Ascospores 7–9 × 4–5 µm. Pycnidia poorly developed. Conidia not seen. CHEMISTRY: cortex K-, UV-; medulla K+ pale yellow then brown, C-, KC-, P+ orange-red; containing usnic acid, fumarprotocetraric acid, succinprotocetraric acid and protocetraric acid (trace).
  Rare, endemic, found on rock in arid and subarid inland areas of W.A. and S.A.  
  Elix (1994z)  

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

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