BY REV. F. E. M. WILSON. 165 



10. S. filicina, Ach., pallido flavescent, or pallido cinerea 

 flavicaat, small or moderate, rigescent, or thialj membra- 

 naceous and scarcely rigescent, somewhat shining or 

 sub-opaque, smooth, stipitate, or sub-stipitate, lobato incised, 

 lobes beneath at least towards the base costate, margia 

 variously sinuate, underneath ochraceo pallid, tomentum thin, 

 or sometimes none. Apothecia rufous or badio rufous, 

 scattered, 2 to 3 mm. broad, thalline margin pallido testaceous, 

 entire, or sometimes very slightly creuulate. Spores colour- 

 less, fusiform, 1 to 3 septat3, '03 to -04 x 'OOS to '009 mm. 



Hab. Johnny's Creek, and Back River Grully, Oldfieldy 

 Cheshunt, Archer, Hook. Fl. Tasm.; Krplh. 



Var. latifroijis^ Rich., larger and broader, 4 t^ 7 inches or 

 more. 



Hab. on trunks of trees, Hooker, near caves Back River, 

 Oldfield, Hook. Fl. Tasm.; Krplh. 



6. Sticta, Ach. pro parte. 



T^hallus variously lobed, or la-^^iniato lobate. Rhizinse simple. 

 Gonidial stratum of yellowish greeu gonidia. 



A. Pseudo cyphellcB yellow. 



1. S. aurata, Ach., glaucous or testaceo rubricose, or rosy 

 rub rico 3 e, widely expanded (to oae foot), somewhat firm, opaque 

 or scarcely shining, lobato divided, lobes sinuato incised, 

 margius crenato uudulale, generally citrino pulverulent, 

 medullary stratum citrine, underneath fusco nigricant or 

 fuscescent, margin beneath pale, briefly tomentose. Apothecia 

 spadiceous black or black, largish or large, 5 to 8 moa., 

 receptacle sub-podicellate in young apothecia, thalline margia 

 thin, often inflexed, marginal or sub-marginal. Spores 

 fuscescent, 3 septate,-024 to -028 x '007 to -008 mm. 



Hab. on trunks of trees and mossy rocks. Cheshunt, 

 Archer, St. Patrick's River, Giiim, Mount Wellington, ZT^^-^^r, 

 Hook. Fl. Tasm.; Krplh.; Wilson. 



Var. rubella, Tayl. = S. rubella of Hooker, dull, lurid or 

 pallido rubricose, widely lobate. 3 to 6 inches, firm, opaqufe, 

 covered with thin white down, s )mewh it smooth, or obsoletely 

 foveolato scrjbiculoso unequal, here and there with puncti- 

 form citrine soredia. 



Hab. Hook. L. J., Bot.; Mount Wellington, St. Mary's Pass. 



2. S, orygmcea, Ach., flavido pallescent, or livido glauco 

 pallescent, broadly lobate, 3 inches or more, thinly mem- 

 branaceous but rigescent, slightly shining, closely scrohiculato 

 unequal, or sometimes reticidato costate, lobes rotundate, 

 margin broadly and unequally crenate, yellow within, under- 

 neath ochraceo pallescent, very ^thinly tomentose, here and 



