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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 infuscum (Stirt. ex F.M.Bailey) R.W.Rogers
  Lichenologist 14: 124 (1982). Lecanora punicea var. infusca Stirt. ex F.M.Bailey, Queensland Agric. J. 5: 38 (1899); Haematomma puniceum var. infuscum (Stirt. ex F.M.Bailey) Zahlbr., Cat. Lich. Univ. 5: 770 (1928). T: Jimbour, Qld, F.M.Bailey s.n.; lecto: BM, n.v., fide R.W.Rogers, Lichenologist 14: 124 (1982).  
  Thallus white to cream-coloured, yellow-grey or pale grey, smooth to rugulose and slightly warty, weakly rimose, c. 0.3 mm thick; cortex poorly developed, esorediate. Apothecia sessile, constricted at the base, 1.0–1.5 mm diam., not confluent; disc orange-red to red-brown, epruinose; thalline margin prominent, smooth to crenulate. Ascospores fusiform, straight or slightly curved, 5–7-septate, 35–55 × 3.5–5.0 µm. Conidia curved-filiform, 14–16 × c. 0.8 µm. CHEMISTRY: Thallus K+ yellow, C–, KC–, Pd+ yellow; disc K+ red; containing atranorin, placodiolic acid (major), russulone (minor) and ±psoromic acid (major).
  A scattered, corticolous species in humid forests of eastern Qld and N.S.W.; also in Central and South America.  
  Elix (2004c)  

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

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