BY JOHN SHIRLEY, B.SC. 



139 



circumference ; verrucaa small, depressed, concolorous ; 

 apothecia pale, plane, lecanorine ; disk carneous or rosy ; 

 spores solitary, ellipsoid or oblong-ellipsoid, broadly mar- 

 gined, endospore pale-yellow, -18 — 22 x -07 — '12 m.m., 

 K frequently with one or more longitudinal plications, and 

 occasional with a few transverse terminal ones. 



' Syn. — Pertusaria pilulifera Pers, Tariolaria caruea Tayl. 



Hab.—^Yt. Perry. 



** Pertusai. (a). Flavescentes. 



Verruca? subglobose, turgid, base constricted, more or less 

 unequally gil bose-torquate, sparsely impresso-ostiolate. 



2. P. thiospoda, C. K. 



Thallus continuous, smoother than usual in the genus, from 

 sulphurous to glaucous, gonidia large. Apothecia enclosed 

 within small verrucaa, which are '5 — 1 m.m in diameter ; 

 rarely confluent, convex or hemispherical-difformate, single- 

 K fruited, not sorediate ; ostiola punetiform, often fleshy 

 papillate, finally opened. Spores in oblong asci, solitary or 

 gemmate, large, ellipsoid, grumous, lutescent, normally 

 3-limbate, central stratum thick, -095 x -038 m.m. C. 

 Knight, Lich. N.S.W., Trans. Lin. Soc, Dec. 1882. 



Bab. — Mt. Perry, on bark. 



(b) Albida?. 



3. P. pertusella, Mull. Arg. 



Thallus with fruit-bearing verruca? leaden white, smootbish, 

 somewhat thin, shining ; verruca? crowded, rather turgid, 

 globose-hemispherical, smallish, many nucleate, with many 

 black ostiola, which are depressed, from minute punetiform 

 M to broadisli ; spores geminate, 1 — '11 x -03 m.m., not 

 costate within. 



Lich. Beit, von Dr. J. Miiller, Sep.— Ab. aus. Flora, XIX. 8. 

 Hab. — Toowoomba. 



