483 



A true parasite and very destructive. On the leaves and stems of l.avatera 

 frimestris (hosp. nov.). J. Aalborg (! ^/a 11, Exs. Kab. &. Bub. no 683), Hoved- 

 gaard ! , Rodved Karsgaard ! ; S. Lyngby (M. L. M.). 



Melanconieae — Phaeosporae. 



Melanconium.- 



The form-species of Melanconium may often represent conidial sta- 

 ges of species of Melanconis see pag. 247, other form-species seem to 

 represent conidial stages of other genera of Pyrenomycetes for instance 

 corresponds Melanconium melaspora to Trichosphaeria sacchari (see 

 Massee in Annals of Botany VII ^^^) and Fuckel is regarding Melan- 

 conium sphaerospermum as the conidial form of Leptosphaeria arun- 

 dinacea. 



2746. Melanconium typhae Peck, Syll. Ill "^ All. VII '^\ 

 Typha latifolia. J. Viborg!; F. Kirkeby C^h 83). 



2747. Melanconium sphaerospermum Fries S. M. Ill *^^, Syll. 

 Ill"', All. VII "° c. icon., Syn: Stilbospora sphaer. Pers., Schum. no 

 1360. 



Arundo phragmites. J. Trelde (Exc. ^*li 88); F. Skaarup, Bjernemose. 



2748. Melanconium sphaeroideum Fries S. M. Ill ^'^ Syll. Ill "^ 

 All. VII ^^^ c. icon., Syn: Sphaeria microsperma Schum. no 1359. 



Alnus incana. S. Tisvilde, Lerchenfeldt. Alnus glutinosa. very common 

 May— August. 



2749. Melanconium ramulorum Corda, Syll. Ill "\ All. VII "' 

 c. icon. 



Carpinus hetulus. S. Frederiksberg Have, October. 



2750. Melanconium elevatum (Fries)!, Syn: Didymosporium el. 

 Fries S. M. Ill ■'»^ Melanconium betulinum Kze. G. Schm., Syll. Ill "^ 

 All. VII "^ c. icon. 



Carpinus betulus. J. Viborg I. Betula verrucosa. S. Ruderhegn (O. R.), Hol- 

 steinborg. 



2751. Melanconium bicolor Fries S. xM. Ill ''=^ Syll. Ill "=, All. 

 VII "I 



Common on twigs of Betula alba. 



2752. Melanconium stromaticum Corda, Syll. Ill "", All. VII "' 

 c. icon. 



Fagus silvatica. S. Jaegersborg (^"/s 89), Wildersplads (Weismann). 



