BY JOHN SHIRLEY, B.SC. 



145 



zonal line ; verrucas to 1 — 5 m.m., nano-hemispherical, 

 broadly deplanate-obtuse ; base not distinctly circumscribed, 

 M smooth, and concolorous with the thallus, subirregularly con- 

 fluent, 1 — 3 fruited, 1 — 3 ostiolate ; ostiola often united in 

 one, here and there 2 — 3 approximating, not depressed, 

 brown, minutely punctiform, at length perforate-aperient, and 

 girdled by white thalline areolae ; spores 7 — 8, below 

 2-seriate, -09 — '105 x *03 — '038 m.m., not costulate. Lich. 

 Beit. XIX. 33. 



Hab. — Cunningham's Gap. 



******* Polycarpicae. 

 Verrucas irregular, deplanate, often but slightly emergent, 

 commonly many fruited, and multiostiolate ; ostiola foveo- 

 late depressed. 



20. P. dermatodes, Nyl. 



As above. In old forms the ostioles are never delapso- 

 concave or urceolate as in P. leucodes C. K., which also 

 M differs in possessing black ostioles. 



Hab. — Daintree River, Pentzke. 



