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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
Candelariella xanthostigma (Ach.) Lettau
  Hedwigia 52: 196 (1912)
Lecanora citrina var. xanthostigma Ach. K. Vetenvsk­Acad. Nya Handl. 31: 149 (1810). T: on bark, locality unknown, coll. unknown, herb. Acharius s.n.; holo: H; iso: BM, both n.v., fide J.R.Laundon, Lichenologist 2: 118 (1963).
  Thallus lemon yellow to orange-yellow, farinose-leprose or minutely granular or dissolving into soredia, often widely dispersed or almost evanescent. Apothecia rare, to 0.9 mm wide, scattered, immersed in thalline granules; disc flat to slightly convex; exciple thin, entire, persistent, sometimes becoming sorediate-leprose, concolorous with thallus; hymenium to 62 µm tall. Asci 50–52 × 20–25 µm. Ascospores numerous, oblong to ovoid, straight or distinctly curved, 11–13 × 4–5 µm.
  A cosmopolitan species found on bark. In Australia known from W.A., S.A., N.S.W., A.C.T. and Vic.  
  Filson (1992a)  

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

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