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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
Platygramme muelleri (A.W.Archer) Staiger

Biblioth. Lichenol. 85: 364 (2002)

Phaeographina caesiopruinosa (Fée) Müll.Arg. var. monospora Müll.Arg., Bull. Herb. Boissier 3: 322 (1895); — Phaeographina muelleri A.W.Archer, Telopea 8: 473 (2000).

T: Toowoomba, Qld, C.H.Hartmann s.n.; holo: G.

  Thallus pale fawn, thin, smooth, glossy. Ascomata scattered, conspicuously sessile, open, with a well-defined thalline margin, 1–2 mm long, 0.3–0.7 mm wide. Disc black, white-pruinose. Proper exciple apically carbonised. Hymenium 175–200 µm thick. Ascospores 1 per ascus, pale brown, densely muriform, 145–180 × 30–40 µm.
CHEMISTRY: No lichen compounds detected.
  A very rare, corticolous species in south-eastern Qld; not seen in Australia since the late nineteenth century. Also in Kenya.  
  Archer (2009a)  

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

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