2T0 GASrEROMYgETES 



C PJmcidiacei ( Perithecium demum rumpens 

 disco apertum. Asci erecti fixi ). 



XIII. Rhytisma Fries syst: myc: II. p. 565. = Spr: syst: 

 n. 3458. = Placuntii et Ajlomatis spec: nonnullae 

 quorund: ( Inter Mjelomycetes Sphcerioideos Spn 

 Inter Hjpoxjla Duby). 



» Perithecium simplex sub-dimidiatum primo clau- 

 » sum demum in rimas flexuosas transversales vel 

 » irregulares rumpens a nucleo discretum. Nucleus 

 » compositus sub-multi-locularis , peritbecio rupto , 

 » sistens hymenium placentseforme carnosum sub - 

 » persistens. Asci sub - clavati sporidiis uniseriabbus 

 » referti , paraphysibus immixtis. » 



Ohs: Genus constans ex Fries 20. circiter stirpi- 

 bus , quarum varise obscurse , in tribus uti Dothidea 

 distinctis , sc: denudata , erumpentia , et Xyloma , 

 omnibus epiphytis et sub-difformibus, muUis exoticis. 



% \. R. salicinum = Fries 1. c. p. 568. = Spr: 

 syst: IV. ^ii. = Sub Xylomate Nees syst: f. 20. alii- 

 que. X. leucoceras DC. mem: mus: III. t. 3. f. 5. 

 ( Ad folia Salicum. Pedem: iisdem locis Balb: el: p. g. 

 sub X. salicino et leucoceras. Sabaud: Huguen: in litt: 

 31. Cenisio Bonjean in litt: ). Innatum crassum tu- 

 berculosum sub-nitens squamoso-rumpens lutescenti- 

 stramineum intus album. 



% 1. R. acerinum = Fries 1. c. p. 569. = Spr: 

 1. c. ^\i. Sub Xjlomate Pers: syn: p. 10 4- = Nees 

 syst: f. 21. DC. mem: mus: III. p. 3 18. t. 3. f. 9. 

 X. Pseudoplatani DG. 1. c. n. 2. var; Mucor granu' 



