505 



It is the conidial form of Hypomyces rosellus (see Tul. Carp. Ill &. 

 Plowr. 82). 



On decaying Agaricaceae. S. Boserup Skov (Oct. 97 O. R.). 



Cercosporella. 



2917. Cercosporella phyteutnatis (Frank) Sacc, Syll. X ^^^, Ldau 

 VIII '''^^j Syn; Cercospora phyt. Frank, Ramularia phyt. Sacc. 6^ Wt., 

 Syll. IV^", Ldau VIII "I 



Very common on living leaves of Phyteuma spicatum. May— July. 



2918. Cercosporella pantoleuca Sacc, Syll. IV'", Ldau VIII "'' 

 c. icon. 



Plantago lanceolaia. J. Bangsbo (29/7 06!), Tylstrup!. 



2919. Cercosporella centaurea Sydow, Syll. XVI ^°'\ Ldau 

 VIII "". 



Centaurea scabiosa. J. Vejle (^^/s 01!). 



2920. Cercosporella virgaureae (Thiimen) Allescher, Ldau VIII *^^, 

 Syn: Cercospora virg. Thiim., Syll. IV '"^ 



Hyphis fertilibus 30—80 l^ longis; conidiis hyalinis, 30—80 ^ X 3— 

 5 /J-, 6-septatis. 



Solidago virgaurea. J. Flade ('^'/7 06!); B. Paradisbakkerne. 



Ramularia. 



The complete life cycles of the numerous form-species of Ramularia 

 are very unsatisfactory know; they often may represent secondary 

 fruit-forms of Pyrenomycetes, especially of Mycosphaerella, viz: 



Ramularia rosea corresp. to Mycosph. salicicola (see Jaap. 



Exsicc. no 79). 



— Tulasnei — — fragariae (Tul. Carp. II '^'). 



— trifolii — — carinthiaca (see Jaap 10 '). 



— lysimachiae — — lysimachiae (v. Hohn.05*°°). 



— hieracii — — hieracii (Jaap 08 '*). 



— brunnea — — tussilaginis (Wolf 12). 



— aequivoca — Stigmatea ranunculi (Voglino 03). 



2921. Ramularia alismatis Fautrey, Syll. X^^s, Ldau VIII '''^ Syn: 

 Didymaria aquatica Starb., Syll. XIV^^^*, R 99 a ™. 



Common on living leaves of Alisma plantago. 



2922. Ramularia canadensis Ell. 6. Ev., Syll. X '^^ Ldau VIII "'l 

 Carex liparia (hosp. nov.). L. Stensgaard (^/g 98, new for Europe see R 



99 a "3). 



