22 



tina, in stromatis substantia, plerumqve solitaria, nidulantia, 

 rarius stromate destituta, rostro prominulo, atro, plus minus 

 elongato. Asci cylindracei. Sporae 8:nae, parallele stipatae, 

 simplices, filiformes, hyalinae vel luteolo-hyalinae. 

 Folia Salicum infestantes. 



L. CEUTHOCARPON Karst. 



Genus a praecedente peritheciis pallidis, astomis forte- 

 qve sporis „multiseptatis" diversum. 



Subfam. 10. SPHAERELLEAE. 



Perithecia simplicia, ostiolata, rarissime clausa, cellu- 

 loso- vel carbonaceo-membranacea, glabra, raro setulosa, 

 rainutissima. Sporae ovoideo-oblongatae, ovoideo-elongatae, 

 rarius oblongatae vel fusoideo-bacillares, uniseptatae, raro bi- 

 septatae vel simplices, hyalinae, rarissime subfuscescentes. 

 Paraphyses nullae vel parum notabiles. 



LI. SPHAERELLA Ces. et De N. Schem. Sfer. p. 62. 



Perithecia glabra, celluloso-membranacea, ostiolata, sine 

 rostro simpliciter vertice perforata, aut rostro papilliformi 

 aut brevissime conoideo ornata, sphaeroidea. Asci sessiles 

 vel breviter pedicellati, forma varia. Sporae 6, 8 vel plures 

 in qvovis asco, ovoideo-oblongatae vel ovoideo-elongatae vel 

 oblongatae vel fusoideo-bacillares vel aciculari-elongatae, uni- 

 septatae, rarissime *) biseptatae, hyalinae vel luteolae. Para- 

 physes nullae. — Spermagonia cognita. 



Fungilli minutissimi, folii-, rarius cauli- vel culmicolae. 



LU. LIZONIA Ces. et De N. Schem. Sfer. p. 4L 

 Perithecia in series disposita, ovoidea, glabra, osculo 

 minutissimo, coriaceo-membranacea, erumpentia. Asci clavati. 



*) In Sph. gangraena. 



