Spuaerlaceae, Phaeophragmiae. Pseucluvaisa. 135 



P8EUD0VALSA Ces. el De Not. Schein. Sfer. pag. 32 (Etym. psew- 

 ^os. falso et Vaha). — Stromata sab epidermide nascentia. pe« 

 ridermio fisso, plus minus protuberantia. Periihr»cia stromate im- 

 mersa, subcireinantia plprumque, monosticha. sphairoidea, ostioiis 

 demum v>x ve\ leviier prorainulis. Asci sex-oetospori, paraphysa- 

 ti. Sporidia ovato-obkmga, 3-pluriseptata, colorata, appondiculata 

 v, mutica, — Status conidicus sa^pius Siegaaosporium v. Slilbo- 

 -poram sistens; jiyciiidicus Hendersoniam v. similia. A gen. Aglao* 

 spora prsecipue differt ob ascos 6-8-sporos et ob status secunda- 

 Hos, qui desiderantur in Ag/aospora: an rectius tamen ambo ge- 

 nera eonjungenda l 



I. Sporidia mntica. 



!. Pseudovalsa lanciform»s (Fr.) Ces. et De Not. Schem. Sfer. p. 32. 3349 

 Sphairia lanciformis Vv. S. M. II. 362. Sph. foraminosa Pers. 

 Spk. cincia 1)C. Sph. heiulina Sow. Sph. coarciaia Schum. (forte 

 varietas). — Stromatibus cortice innatis, per peridermium labiati n 

 fissurn transversim erumpentibus, vertice (usco-atro \el atro, con- 

 vexo, ruguloso deuudatis, ianciformibus, intus fuscescentibus, diam. 

 vel longit. circiter 5-miiI.; peritheciis in singulo stromate pau- 

 cis 3-6, omnino demersis, eontiguis vel discretis, sphaeroideis, atris 

 majusculis, coiiis sequalibus ostiolisque demum vix vel leviter pro- 

 minuiis instructis ; ascis brevissime pedicellatis, cylindraceis, para- 

 physatis, 152-210-20-30; sporidiis distichis fusoideis utrinque ob- 

 tusiusculis, typice 5-septati3. 10-50 s 15-18, fuligineis, guttatis, lo- 

 culis extimis minimis subhyalinis. — St. conid, sistit. Coryneum 

 disciforme Kuuze {Slilbospora affinis De Not.). Sec. Curr. st. pycn. 

 sistit ffcndersonfam polycystem 13. et Hr. 



llab. in cortice Betulse albae et B. verrueosas in Sueci; 

 Germania, Britannia, Fennia, italia, Gullia, Belgio, Sibiria. — Se* 

 cnnduui Relim sporidia 30-40^9-15. — Var. elitptica Peck 

 Rej). p. 102. in cortice Betulae populifoliae iu America • 

 reali, distinguitur sporidiis paulo minoribus nernpe 27-32^22. 



2. Pseudovalsa Titan (B. e( Rav.) Sacc. Diatrype Titan ! >. • •; Rav. ytoV 

 Novth Araer. Fungi n. 857. — Pustulis irregularibus es osi 

 emergentibus rugosis subtiiiter granulatis; sporidiis maxirni . l'u- 

 soideis, 6-septatis, utrinque obtusi 100 longis, fuligineis. 



llab. in corlice Carpini in Carolina inferiore Americie boi . 

 (Ravexrl). 



3, Pseudovalsa umbonata (Tul.) Sacc. F. Ven. Ser. IV, 20, Fung. it. aa&i 



