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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
Sticta baileyi D.J.Galloway
  Tropical Bryol. 15: 122 (1998). T: North Wallaman Logging Area, Qld, 18°36'S, 145°50'E, 21 June 1984, H.Streimann 28791; holo: CANB 8406789; iso: BM.  
  Thallus rosette-forming to irregularly spreading, closely attached, (2–) 3–8 (–12) cm wide. Lobes rounded to ±laciniate, 5–10 mm wide, flabellate, discrete or ±contiguous from margins to centre, or subimbricate; margins entire, wavy, ridged below, to crenate or lacerate, sparsely to densely phyllidiate, patchily white-tomentose. Upper surface pale olive or grey-green when dry, lettuce-green when wet, plane to convex, smooth or shallowly pitted or wrinkled, brittle when dry; without isidia, maculae, pseudocyphellae and soredia. Phyllidia mainly marginal, rarely laminal, 0.5–2 (–4) mm tall, delicately stalked, irregularly peltate to branched, with or without short hairs on margins, cyphellate below, crowded, spreading over parts of upper surface. Photobiont green. Lower surface pale buff or whitish to red-brown, uniformly velvety-tomentose. Cyphellae common, scattered, conspicuous, rounded, 0.1–1.5 (–2) mm diam., sunk in tomentum; pit membrane white. Apothecia very rare, laminal, sessile, 1–2 mm diam.; disc dark brown, matt; exciple crenate-roughened, whitish. Ascospores fusiform, 3-septate, (42–) 44.5–50 (–53) × 8.5–11 µm, colourless.
  An endemic species in eastern Qld and north-eastern N.S.W.; epiphytic on tree trunks, tree roots and vines in humid rainforest at altitudes of 100–1080 m.  
  Galloway (2001b)  

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

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