P.Y JOHN' SHIP. LEV. B SC. 



167 



hypothecium colourless. Hym. gel. witli iodine ca?rules- 

 cent then golden yellow. 



Dr Stirton, Proc. Roy. Soc. Vict. Sept, 1880. 



4. L. breviuscula, Xyl. 

 M. Hah. — Toowoomba. 



ft Catolechia. — Spores bilocular, brown. 



5 L. rhypodernia, O. K. 



Thallus a frosted grey, aoredioid, fissured, with marginal 

 lacinia? ; hypothallus black ; gonidia glomerulate. Apothe ■ 

 cia raised, scutellate, nigro-fuscous, with faint thalline 

 margin in young forms, finally convex, to *8 m.m., hypo- 

 K. thecium nigrescent ; spores 8, sooty-brown, 1-septatej 

 •015 — -02 x 007 — -009 m.m. : paraphyses slender, agglu- 

 tinate, not grumose, apices not dilated. 



Hah — On bark, Fassifern. 



** Eulecidea — Thallus crustaceous, areolate ; apothecia 

 black : spores 8, simple, colourless, ellipsoid. 



6. L. speirea, A eft. 



Thallus white or glauco-cinereous. tartareous, determinate, 

 areolate : areolae 1-5 — 2 m.m.. reticulate-rimulose. surface 

 smoothish or minutely granular. Apothecia sessile, black 

 or nigro-fuscous, within black, nude or albo-pruinose, 

 clustered, crowded, slightly raised, margins at length 

 obscured ; disk finally convex, centre often a raised boss 

 K. from which fissures radiate to the circumference ; hypoth- 

 ecium white. Asci oblong-clavate ; spores 8, uniseriate, 

 colourless, spore coat thickish, simple, oval or slightly 

 turbinate, -01 x -004 — -005 m m. ; paraphyses massed and 

 separating with difficulty. 



Hab. — Hill End, on rocks. 



Syn. — L. calcarea. Was. Endocaipon speireum, Tayl. ? 



