Verrucaria. 



123 



85. VERRTJCARIA acrotella: crusta nulla; tubercu- 



lis dispersis convexis subconfluentibus inaequa- 

 libus minutis umbiiicatis nigro-fuscis. 

 Habitat in Quartzo. SwARTz. 



Obs. Tubercuia? in Quartzo nudo dispersa, ta- 

 men fragmenta crustae tuberculis concolora minuta 

 irregularia sparsa in lapide etiam oceurrunt. An i- 

 nitium Urceolaria JimbriatiE? 



23. VfiRRUCARIA ocellaia: crusta efFusa contigua 

 subcartilaginea virescente; tuberculis immersis 

 planis papiilatis crusta marginato-subocellatis. 

 Afzel. Msc. 



Habitat in cortice. E Sierra Leona. AfzeliuS. 



Obs. A reliquis congeneiibus optime distin&a tu- 

 berculis omnino immersis, nec supra crustam ele- 

 vatis planis 8C numquam a crusta supra te&is, sed 

 hujus margine parum elevato circumcirca cin&a 8C 

 quasi oceilata. In medio tuberculi applanati pa- 

 pillula parva elevata. Crusta sub lente tenuissirme 

 rugosa apparet. 



24. Verrucaria spongiosa: crusta spongiosa cras- 

 siuscuJa viridi; tuberculis immersis ampulli- 

 formibus poro pertusis umbilicatis nigris. 

 Sph&ria spongiosu BernHardI inRom. Arch. 



f. d. Bot. St. 4. p. 11. 

 Icon. Romer 1. c. T. 1. f. Q. 

 Habitat ad terram locis umbrosis. 



Q5. Verrucaria epigea: crusta lutescenti-pallida; 

 tuberculis immersis puncliformibus nigris. f 

 Spharia epigea Persoon. Synops. Meth. Fung. 



in App. p. xxv 11. 

 Habitat vere ad terram limosam in sylvis, quae 



hinc submucilaginosa $C nigro-pundata ap- 



paret. 



M 2 q6. VeR- 



