228 III. VERRUCARIOIDEI. 14. PERTUSARII. 



variolosa ; 

 plana ; 



globularis ; vulgo cum sequenti juncla occurrit et 

 convenit cum. Lecan. rimosa f. dealbata, 

 supra p. 71.. P. pertusa v. coralloidea 

 Fw ! exs. 57. A. 

 isidioidea; Fw ! exs. 57. B. 

 jS. melanochlora (Isidium melanochlorum DC. frauQ. II. 

 326)^ crusla fumoso-cinerea, inlerdum pruina alro-cinerea 

 suffusa. Yerruc. isidioides Borr. in EB. suppl. I. 

 l. 2633. f. 1. ic. bon. — Ad saxa granit. aeris vl soluta 

 Galliae , prope Fontainebleau DC! Blortain Le Prevost ! in 

 Pyrenaeis orienlalibus abundanler Schaer ; in Sudet. Fw ! 

 exs. 56. 



discoidea; Schser. exs. 593. (scut ellat a) ; 

 isidioidea; SchfEr. exs. 593. (a. m elano chlor a). 

 P. pertusa v. sorediata h. nigrescensYyf \ 

 ex 56. A. B. C. 



2. Pertusaria xanthostoma (Porin. xanthostoma 

 Sommf. in Act. holm. 1823. p. 115). Thallus tartareus, 

 glauco-albicans , effusus. Apotheciorum verrucae subglo- 

 bosae, congestae , vulgo pluriloculares, circa osliola puncti- 

 formia et lutescentia depressae. Soredia . . . \. — Ad 

 corticem Juniperi exsiccati, rarius in muscis graminibusque 

 destructis in marilimis Nordlandiae saltensis Somtnf! 



3. Pertusaria sulphurea Schser. Thallus larlareas, 

 sulphureus , effusus. Apotheciorum verrucae difformes, in 

 crustam areolato-verrucosam congestae, vulgo pluriloculares, 

 circa osliola punctiformia et nigricantia depressae ; soredia 

 magnitudine et forma varia , immarginata , tandem albo- 

 pulverulenta. 



a. corticola ; Schser. — Ad corticem Quercuum in 

 Helv. mitiore Schaer; Gall ! Germ ! Angl ! 

 pertusa ; rarissima ; 



variolosa; vulgo cum sequenti juncta occurrit. 

 isidioidea; Isidium lulescens T. & B. Schser. spic. 

 318. Exs. 238. Pert. commun. ^. lutes- 

 cens Spic. 353. Lepra lutescens Hoffm. 

 pl. lich. t. 33. f. 1. 3. 



