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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
Graphis tenella Ach.

Syn. Meth. Lich. 81 (1814)

T: Guinea, A.Afzelius (?); holo: H-ACH 585; iso: UPS n.v.

  Thallus off-white, thin, smooth, dull. Ascomata black, inconspicuous, thin, initially immersed, becoming semi-immersed to sessile, with a thin thalline margin, curved and sinuous, often branched, occasionally clustered, sulcate, 1–3 (–4) mm long, 0.05–0.15 mm wide; lips closed. Proper exciple laterally carbonised. Hymenium 50–100 µm thick, not inspersed. Ascospores 8 per ascus, elongate-ellipsoidal, transversely 6–8-locular, 20–35 × 5–7 µm, I+ blue.
CHEMISTRY: Chemistry: No lichen compounds detected.
  A rare, corticolous species in south-eastern N.S.W.; also in the Caribbean, Central and South America and West Africa.  
  Archer (2009a)  

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

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