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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 cristiferum (Taylor) Hale
  Phytologia 28: 335 (1974)
Parmelia cristifera Taylor, London J. Bot. 6: 165 (1847). T: Calcutta, [India], N.Wallich; lecto: FH; isolecto: BM, fide M.E.Hale, Contr. U.S. Natl Herb. 36: 241 (1965). Parmelia perforata var. ulophylla Meyen & Flot., Nov. Actorum Acad. Caes. Leop.-Carol. Nat. Cur. 19, suppl. 1: 218 (1843). T: Oahu, Hawaiian Islands, coll. unknown; lecto: G, n.v., fide M.E.Hale, loc. cit. (1965).
  Thallus loosely adnate to adnate, coriaceous, to 3–10 cm wide. Lobes imbricate or subascending at margins, irregular, 5–20 mm wide; margins entire or weakly crenate; apices rotund; main lobes eciliate; lateral lobes and lobe axils eciliate or sparingly ciliate; cilia 0.5–1.5 mm long. Upper surface pale grey, dull, emaculate, continuous, without isidia; soralia mainly marginal on lateral lobes; sorediate lobes ±ascending; soredia granular. Medulla white. Lower surface smooth, shiny, black, with a broad, brown, erhizinate marginal zone; rhizines sparse, simple, coarse, short, c. 0.1–0.2 mm long. Apothecia very rare, laminal, sessile, to 3 mm wide; disc imperforate, concave, brown; thalline exciple thick. Ascospores 25–30 × 13–15 µm. Pycnidia not seen. CHEMISTRY: cortex K+ yellow; medulla K+ yellow then dark red, C-, P+ orange-red; containing atranorin, chloroatranorin, salazinic acid (major) and ±consalazinic acid (minor).
  A common species in coastal and hinterland areas of eastern Australia (Qld); a cosmopolitan species that is widespread throughout tropical and subtropical areas. Grows on bark and, very rarely, on rock. Also found on Christmas Is,, Lord Howe Is. and Norfolk Is.  
  Elix (1994t)  

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

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