56 



8. sligondlum, Ach. (C. sessile, Pers.) 



9. turbinatum, Pers. 



* TRACHYLIA, Fr. Apoth. sessilia, convexa, immarginata, excipulo 

 carbonaceo, disco pulveraceo. Genus dubium. 



ORD. II. ANGIOCARPI, Schrad. 

 Char. Apothecia clausa, nucleifera. 



Trib. I. SPH^EROPHORACE^Fr. Excipulum mere thallodes 

 clausum, lacero-dehiscens. Tliallus verticalis. 



XXIII. SPHJEROPHORON, Pers. Apoth. terminalia, sphffirica,lacero- 

 dehiscentia, nucleo pulveraceo atro. 



1. compressum, Ach. 



2. globiferum, (L.) Dec. 



3. fragile, (L.) Pers. 



XXIV. SIPHULA, Fr. Apoth. in apicibus thalli tumescentibus et 

 lacero-dehiscentibus, nucleo ceraceo-gelatinoso disparente coio- 

 rato. 



Trib. It. ENDOCARPACEJE, Fr. Excipulum mere thallodes, aut 

 thallodes mutatum simul, clausum, ostiolo pertusum. Thallus 

 horizontalisj primo genere excepto crustaceus. 



XXV. ENDOCARPON, Hedw. Apoth. thallo inclusa, excipulo mem- 

 branaceo pallido (thallode mutato) cingente nucleum gelatino- 

 sum coloratum. Thallus foliactus. 



1. miniatum, (L.) Ach. . 

 ft. complicatum, Schser. 



2. Jluviatile, (Web.) Dec. (E. Weberi, Ach.) 



3. pusilliun, Hedw. (E. Hedwigii, Ach.) 



XXVI. SAGEDIA, Ach. Fries. Apoth. thallo immersa, excipulo 

 membranaceo cum nucleo gelatinoso nigricante. 



XXVII. CHIODECTON, Ach. Apoth. verrucseformia, e strato thalli 

 medullari erumpente formata, nucleos ceraceo-gelatinosos ni- 

 gricantes includentia. 



XXVIII. PERTUSARIA, Dec. Apoth. verrucaeformia, e thallo for- 

 mata, includentia nucleos (I 00) nudos ceraceo-gelatinosos 

 coloratos. 



1. pertusa, (L.) * (P. communis, Dec., Fr.) 



b. leioplaca, Fr. (Porina, Ach.) 

 ft. soredtata, Fr. 



b. orbiculata, Fr. (Variolaria faginea, Auct, V. communis, 

 Ach.) 



2. Wulfmii, Dec. . 



ft. variolosa, Fr. (VariolarifiB, Auct.) 



XXIX. THELOTREMA, Ach. Apoth. verrucseformia, e thallo for- 

 mata, dein aperta, includentia nucleum collapso-disciformem 

 velatum. 



1. lepadinum, Ach. 



2. cinereum, Schwein. (Pyrenula, et Verrucaria demum Spreng.) 

 Trib. III. VERRUCARIACE.E, Fr. Excipulum proprium clau- 

 sum (perithecium) ostiolo contiguo pertusum, nucleo deliques- 

 cente subhyalino. Thallus cru.tlaceus. 



XXX. SEGESTRIA, Fr. Stroma thallodes nullum. Perithecia de- 

 nudata, ceraceo-membranacea (colorata) ostiolo simplici. 



