Penthecia v.ilsiformiter acervulata; asci 100-110*7-9; sporidia 15- 



18^4-6; in ramis Sanihnci in Fennia 

 Perithecia gregaria, ostiolis rubro-notatis Vs^Vi m n. d.; asci 80-90 



» 3-6; sporidia 14 « 4; in ramis Aceris in Gal'ia 

 §§ Sporidia disticha. 



Perithecia stromate tecta, V^^Vs ™™- '^•> singula vel acervulata; a- 



sci 50-3)^10-12, stipitata; sporidia 1 5-17 =^ 4-6; in cauHbus Coni- 



ptoniae in Am. bor. 

 Perithecia acervulata, ^/3 mm, d.; asci 43-33*8-10; sporidia 14-16 



* 5; in ramis Meliae in Am. bor- 

 Perithecia vix acervulata, vel sparsa, ^/3 mm. d.; asci^o-iio» 16- 



20; sporidia saepe continua, 20-26 » 4-5 ; in cortice Fraxini in 



Am. bor. 

 Perithecia in~quoque stromate 6-20 acervulata, '/^"^/a mm. d.; asci 



73 » I ; sporidia 15-20*6-7; in cortice Tiliae (?) in Am. bor. 

 B Sporidia 5-septata. 



Perithecia rubro-pruinosula, acervulata, '/3-V.2 "'"''"'• •-'•; ^sci 95-105 



«9-12; sporidia 16-20*5-6, subinde septulis longitudinalibus ac- 



cedentibus; in ramis Fruni in Fennia 



Th. 



*Th. 



Th. 

 Th. 



Th. 

 *Th. 



185 



Sambuci 

 delojnensis 



Comptoniae 



eutypoides 



Fraxini 

 Texensis 



Th. pulveracea 



Clavis analytica specierum generis « Massarina » 



A Species rainores (h. e. sporidia usque 27 (i. longa) 

 § ramicolae. 



Perithecia sparsa vel subgregaria; asci 60-65 » 10; sporidia 12-J4* 



3,5-4; in ramis Piiii in It. bor. 

 Perilhecia gregaria, 300 p.. d., nucleo albo farcta; asci 60-70 * 12-14; 



sporidia 20-24 * 4-6; in ramis Tiliae in Gerniania 

 Perithecia sparsa vel acervata, ^4 mm. d.; asci 80-90» 12-16; spo- 



ridia 22-24 - 5-6; in ramis Carpini in Germania 

 Perithecia V3-V2 ™'"- ^•' molliuscula, gregaria , epidermide nigre- 

 scente tecta; asci 85-95 * 10-12; sporidia 18-20*4-5; in ramis ^- 

 sannn \n Germania 

 Perithecia sparsa vel subinde 1-3 acervulata , cupuliformia (ut in 

 T)itopel!a) fcre V2 "^'''i- '-'• > '^^'^' ^'»5-70» 15-18; sporidia 20-22* 

 5-3; in .■ilno in liritannia 

 Perithecia laxe gregaria, ^3 mm. d.; apice setulosa ; asci 90*15; 

 sporidia 20 » 8; in ramis Cytisi in It. bor. 

 §§ fuliicolae. 



Perithecia gregarla '/^ mm. d., epidermide longitudinaliter (issa te- 

 cta; asci 93-105 ^ 17-21; sporidia 23-27*8-10; in foliis XerophyV.i 

 in Am. bor. 

 B Species majores (h. e. sporidia 28 et amplius \i. longa). 



Perithccia gregaria, ^4 '''"''''• '^•\ '^sci 93-105 * 18-23; sporidia 32-3 1. 

 s 10-12; in ramis Corni in Germania 



.M. microspora 

 M. micacea 

 M. microcarpa 



M. pohjmorpha 



M. alnicola 

 M. peniciUata 



M. hi/sterioides 

 31. Corni 



