LICHEN FLORA OF QUEENSLAND ; 



By JOHN SHIRLEY, B.Sc. 







PART 1 1 1 —Continued. 

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Teibe XVI. — Lecrdeinei. 



Thallus various. Apothecia biatorine or lecideine or 

 gyalectine. 



I. — Lecidea, Ach. 



Thallus effigurate or uniform, crustaceous, scaly, granular, 

 powdery or none. Apothecia patellulate. coloured (not 

 black) and biatorine, or black and lecideine, with proper 

 margin often obliterated, or urceolate and gyalectine. 

 Spermagonia with straight (rarely curved) or acicular or 

 shortly cylindric spermatia. 



* Psorese. — Thallus variously squamose or subfoliaceous ; 

 apothecia biatorine. 



f Psora. — Spores 8, simple. 

 1. L. foliata, Stirton. 



Thallus flavescent-pallid or lurid-navescent, microphylline, 

 formed from subconvex, crenate-incised, or digitate-incised 

 imbricated squamules ; hypothallus indistinct. Apothecia 

 spadiceo-rufescent or testaceo-rufous, crowded, with paler 

 margin, here and there agglomerated, "6 — 1*4 m.m in 

 diameter, at first rather flat, then convex and immarginate ; 

 spores 8, cylindrical or fusiform-cylindrical, simple, colour- 

 Sn. less, -012 — 016 x *0i>25 — -003 m.m. ; paraphyses rather 

 thick, not discrete, apices conglutinate, colourless, not 

 clavate j hypothecium amber-coloured, thickish. Hym. 

 gel. with iodine caerulescent then fulvescent. 



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