REPORT OF THE STATE BOTANIST FOR I924 93 



Melanconium betulinum Schum. & Kze. 



On dead limbs of Bet u la alba (cultivated), Albany. H. D. 

 House, August 30, 1919. Spores 12^15 x 7-8 /x, many of them one- 

 guttate. 



Melanconium parvulum Dearness oe Bartholomew*^ 

 On dead branches of R e t u 1 a p o p u 1 i f o 1 i a Marsh. Karner, 

 Albany county. C. H. Peck (year of collection not given). On 

 this material Melanconium parvulum seems to be con- 

 fined to the smaller branches and twigs, while on the larger portions 

 is found Melanconium s t i 1 b o s t o m a Fr. Also collected 

 in Washington Park, Albany, by 5". H. Bnrnhani, February 22. 191 2, 

 ^nc\ identified as M. betulinum. The type of M. par- 

 v u 1 u m was collected at Lake Huron, Canada, in 1912, by Dearness. 



Melanconium Typhae Peck 

 On dead leaves of T y p h a a n g u s t i f o 1 i a L. Castle swamp. 

 Oneida. Madison county. FI. D. House, June 9, 1923. 



Septomyxa grisea Dearness & House, sp. nov. 



Acervuli gray, thickly scattered, circular, elongate, angular, inter- 

 cortical, rupturing the epidermis which remains as a cap or partial 

 lid for the convex spore mass, .5-2 mm. Spores elliptic, grav in 

 mass, walls i ,u tliick, uniseptate, uniform content. 10-18 /.i long, 

 mostly 16 X 4-6 /J.. 



On dead twigs of Salix sericea Marsh. New London. 

 Oneida county. H. D. House, June i, 1923. 



Marssonina Violae (Pass.) Magn. 

 Newcomb. Essex county, on living leaves of Viola cucul- 

 lata Ait., and Viola s e p t e n t r i o n a 1 i s Greene. H. D. 

 House, July 22, 1922. 



Coryneum Cydoniae Dearness & House, sp. nov. 



Acervuli reddisli brown, conspicuous by their size and the up- 

 turned cuticular wall surrounding them, irregular in shape and size, 

 from minute dots to areas 2 mm wide and by confluence 6 mm 

 long, in which several centers of growth can be distinguished. 



-''" Mycologia 8:105. 1916. 



