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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
Collema novozelandicum Degel.
  Symb. Bot. Upsal. 20(2): 81 (1974)
T: Punakaiki Blowholes, South Is., N.Z., 16 Jan. 1927, G.Einar & G.Du Rietz 1618:4; holo: S, n.v., fide G.Degelius, loc. cit.
  Thallus small to medium-sized, foliose, adnate, sometimes loose and ascending at margins, matt, isidiate, pale to dark olive-green becoming greyish green when dry; isidia numerous, completely covering centre of thallus, cylindrical to squamiform, simple or branched; lobules few, small, rounded. Lobes broad, extended, sometimes radiating. Apothecia sparse, laminal, immersed; disc concave, matt or glossy, epruinose, red; thalline exciple thick, entire, isidiate. Asci 60–90 × 18–22 µm. Ascospores 20-30 × 9-10 µm, ellipsoidal, muriform, 3–5 transverse septa and 1–2 longitudinal septa, often constricted at septa. Pycnidia to 260 µm wide; pycnidial gel hyaline. Conidia 4 × 1 µm, straight, slightly swollen towards ends.
  Rare in New Zealand and known in Australia from W.A. and N.S.W. Grows on calcareous rock.  
  Filson (1992d)  

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

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