170 THE LICHEN FLORA OF QUEENSLAND, 



13. L.russula, Ach. 



Thallus thinly crustaceous to -5 m.m. thick, pallid flaves- 

 cent or pallid navescent-rufescent, citrine yellow within, 

 surface roughened, minutely granular, opaque, by a fine 

 L. black line limited ; apothecia numerous, not crowded or 

 confluent, blood-red, somewhat convex, finally with margin 

 obscured, small ; spores 8, '008 — *009 x '004 m.m. ; 

 paraphyses conglutinate, rather coarse. 



Hub. — Common on the ranges from Brisbane to Too- 



woomba. 



14. L. aurigera, Stvton. 



Thallus effuse, granular ; granules olive-brown, often 

 sorediose-efflorescent, within yellowish white ; apothecia 

 •5 — 1 m m., sessile, often conglomerate, from pallid brown 

 Sn. to black, fiat, not prominently margined, at length convex 

 and immarginate ; disk brown or nigricaut ; epithecium 

 olivaceo-nigricant : parapliyses not separating; spores 

 simple, hyaline, oblong-ellipsoid, "01 — *0 15 x -004 — .0045 

 m.m. Proc. Roy. Soc. Vic, Sept., 1880. 



15 L. bacidioides, Mull. Arg. 



r .J hallus clay-green or green-pallid, thin, smoothish or very 

 slightly rugulose, opaque, at length rimulose, bordered by 

 a black line. Apothecia 7 — 1*3 m m., sessile, at first 

 urceolate, thickly margined, then convex and immarginate ; 

 M. the junior apothecia with pallid brown disk, bordered by a 

 much obscured, entire, brown margin ; at length deep 

 brown; epithecium flavo-fuscescent ; hypothecium hyaline; 

 spores 8, ellipsoid, -01— '015 x '0065— 007 m.m. 



Hub. — On bark, Toowoomba. 



Lich. Beit v. Dr. J. Muller, XVI. 5. 



16. L. ludibunda, Mull. Arg. 



Thallus thin, determinate, forming a smooth continuous 

 stratum, obscurely argillaceo-virescent or cinerascent" 



