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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 collatum (Stirt.) C.W.Dodge
  Beih. Nova Hedwigia 38: 41 (1971). Lecanora punicea var. collata Stirt., Trans. Glasgow Soc. Field Naturalists 5: 216 (1877). T: Boschberg Mtns, South Africa, on bark on branches of trees in woods, 1875, MacOwen s.n.; holo: PRE, n.v.; iso: BM, n.v.  
  Thallus white to cream-coloured or pale grey, uneven to rugose, areolate, 0.3–0.5 mm thick, corticate, esorediate. Apothecia sessile, 1.0–1.5 mm diam., not confluent; disc cinnabar-red to reddish brown, epruinose; thalline margin usually well developed, often markedly crenulate. Ascospores fusiform, 10–15-septate, 50–70 × 4.0–5.5 µm. Conidia curved-filiform, 12–18 × c. 1 µm. CHEMISTRY: Thallus K+ yellow, C–, KC+ red, Pd+ yellow; disc K+ red; containing atranorin, sphaerophorin (major), isosphaeric acid (minor) and russulone (minor).
  Scattered in humid forests in south-eastern Qld and north-eastern N.S.W. This tropical and subtropical species also occurs in Central and South America, South and East Africa, Réunion, Sri Lanka, India, Thailand, Indonesia and Papua New Guinea. Grows on bark or, very rarely, on moist rocks.  
  Elix (2004c)  

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

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