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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
Hemithecium rimulosum (Müll.Arg.) Mangold, Lumbsch & Kalb

Australas. Lichenol. 62: 32 (2008)

Thelotrema rimulosum Müll.Arg., Nuovo Giorn. Bot. Ital. 23: 396 (1891).

T: Brisbane, Qld, 1887, F.M.Bailey s.n.; lecto: G n.v., fide A.Mangold, H.T.Lumbsch & K.Kalb, loc. cit.

Phaeographina hadrospora A.W.Archer, Telopea 9: 337 (2001); — Hemithecium hadrosporum (A.W.Archer) A.W.Archer, Telopea 11: 75 (2005), as hadrospora. T: Goodna, Qld, F.R.M.Wilson s.n.; holo: NSW 426677.

Thelotrema monosporum C.Knight ex Shirley, Proc. Roy. Soc. Queensland 6: 191 (1889), nom. illeg. non Nylander (1861). T: Helidon [Toowoomba], Qld, J.Shirley 33; lecto: WELT (Herb. Knight 36: 5, No. 226) n.v., fide A.Mangold, H.T.Lumbsch & K.Kalb, loc. cit.


  Thallus pale greenish fawn, thin, subtuberculate, rimose, glossy. Ascomata inconspicuous, scattered, concolorous with the thallus, sessile, less commonly immersed or subsessile, short, straight or curved, unbranched, 1–2 (–3) mm long, 0.5–0.8 mm wide; lips closed, with a conspicuous swollen thalline margin. Proper exciple lacking. Hymenium 250–300 µm thick, I–. Ascospores 1 per ascus, initially hyaline, becoming pale brown, densely muriform, 155–225 × 40–65 µm, I+ blue.
CHEMISTRY: No lichen compounds detected.
  A common, endemic, corticolous species in eastern Qld and north-eastern N.S.W.  
  Archer (2009a)  

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

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