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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
Haematomma nothofagi Kalb & Staiger
  in B.Staiger & K.Kalb, Biblioth. Lichenol. 59: 139 (1995). T: Ushuaia, Tierra del Fuego, Argentina, c. 280 m, on trunk of Nothofagus pumilo, R.Santesson 586; holo: S, n.v.  
  Thallus cream-coloured to yellowish, smooth, translucent, following contours of the substratum, glossy and varnish-like, very thin, 0.05–0.30 mm thick, ±corticate, esorediate. Apothecia immersed when young, then sessile, 0.5–1.5 mm diam., not confluent; disc dark scarlet to cinnabar-red, epruinose; thalline margin thin, fragile, often appearing granular due to subcorticular crystals, finally appearing almost sorediate, often reduced in older apothecia, coloured at first, then becoming concolorous with the disc and evanescent with age. Ascospores fusiform, straight or slightly curved, 8–17-septate, 40–80 × 4.0–5.5 µm. Conidia not seen. CHEMISTRY: Thallus K+ yellow, C–, KC–, Pd+ yellow; disc K+ red; containing atranorin (minor), russulone (minor) and placodiolic acid (minor or trace).
  Corticolous in humid forests of south-eastern Australia (N.S.W., Vic. and Tas.). This cool-temperate species also occurs in New Zealand and southern South America.  
  Elix (2004c)  

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

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