III. VERRUCARIOIDEI. 13. VERRUCARII. 223 



Wallr. crypt. germ. I. p. 295. Verruc. spongiosa 

 Ach. univ. 295. — Ad lerram nudam Thuringiae Bernh; 

 iu Tauno Bayrhoffer? 



4. Thrombium inscrustans (Wallr. crypt. germ. 1. 

 p. 294). Thalliis mucoso-gelatinosus , aeneo-virens, siccus 

 nigricans , tenuis , laevigatus. Apothecia hemisphaerica , 

 minutissima, semiimmersa ; ostiolo papillato, pertuso , tandem 

 umbilicato-depresso f. — „Ad terram limosam nudam pas- 

 cuorum irriguorum editorum Thuringiae, in Collem. corniculati 

 el Baeom. rosei consortio Wallr. Apothecia vix nisi lentis 

 acerrimae ope dignoscenda." Wallr. 



5. Thrombiura sordidum (Wallr. crypl. germ. I. 

 p. 289). Thallus arachnoideus , virenti-chrysogonimicus , 

 demum candidus seu sordide fuligineus. Apothecia sub- 

 globosa , polymorpha , sessilia , tandem rugulosa ; ostiolo 

 papillato, in porum rimaeformem scisso f. — Ad corticem 

 Salicum, Alnorum aliaruraque {""borum obumbratarura Thurin- 

 giae passim Wallr. 



6. Thrombiura byssaceum (Sphaeria byssacea 

 Weig. obs. 42. t. 2. f. 9). Thallus 'leprosus, albus , 

 laevigatus , crassiusculus et rimulosus. Apothecia deplanata , 

 mediocria , innala , ad basin a thallo elevato coronala ; 

 ostiolo excavalo , tandem considente. Verruc. byssacea 

 Schl ! Reich. & Schub ! exs. 94. Moug. & N ! exs. 854. 

 Verruc. insculpta Schar. spic. 341. Exs. 286. — Ad 

 Quercus annosas vulgo in Caliciorura consortio per omn, 

 Europ. 



7. Thrombiura sticticum (Lich. sticticus Ach. 

 prodr. 16). Thallus leprosus , albus , tenuis. Apothecia 

 subglobosa , minuta , sessilia , ad basin a thallo subcoronata ; 

 ostiolo pertuso. Verruc, stictica Flk ! D. L. 168. 

 Pyrenoth. stict.Fr. exs. 22. Thromb. punctiforme ct. 

 phloeodes Wallr. crypt. germ. 1. p. 288 ex cit. Fr. & 

 Flk. synon. — Ad ligna vetusta circa Rostochiam Flk! ad 

 cortices truncorum vetustorum praecipue Alni et Quercus 

 in Suecia passim copiose Fr! 



8. Thrombium verrucosum (Wallr. crypl. 

 germ. I. 292). Thallus leprosus, albus, verrucoso-granu- 

 latus. Apothecia subglobasa , niinuta , innata ; ostiolo 



