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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
Menegazzia globulifera R.Sant.
  Ark. Bot. 30A(11): 30 (1942)
T: Puesto Millaldeo, N of Lago Fagnano, Tierra del Fuego, Argentina, 16 Jan. 1929, H.Roivainen; holo: S.
  Thallus closely attached, rosette-forming to irregularly spreading, 1–3 cm wide, or scatt­ered and fragmentary. Lobes subdichotomously to irregularly branched, 1 mm wide, flat to concave. Upper surface smooth, shining, pale yellow-green, often faintly pale yellow-blotched. Perforations rounded, sparse, to 0.5 mm wide. Soralia numerous, laminal, often arising from edge of perforations, becoming ±elevated, flange-like and eventually helmet-shaped and vesicular. Lower surface naked, smooth, slightly shining, eperforate, black or brownish black; apices brownish. Apothecia unknown. CHEMISTRY: usnic and lecanoric acids; medulla K-, C+ rose, KC+ red, P-.
  Occurs in Tas. on bark; on twigs of trees and shrubs in exposed alpine vegetation in clearings, rare in rainforest; also in New Zealand and southern South America.  
  James & Galloway (1992)  

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

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