50 NEW YORK STATE MUSEUM 



Stems 01 M e n i s p e r m u m c a n a d e n s e , and the fungus 

 thereon proves to be D i p 1 o d i a s a r m e n t o r u m Fr. which 

 has been collected several times in this State. 



Dothiorella hicoriae Dearness & House, sp. nov. 



Stromata seriately seated in the cortex, erumpent through the 

 epidermis and sometimes throwing it oft, often marked by the pale 

 orange masses of exuded spores, black or grayish, globose or 

 truncate, .5 to 1.5 mm in diameter, imperfectly locellate, 3 to 8 

 cells separated wholly or in part by thin, dark brown partitions, 

 opening into one, two or more black, shining ostiolae. Spores 

 orange in mass, hyaline, ovoid, 15 to 18 x 10 to 12 ^. 



On dead bark of twigs ofHicoria alba. Greenbush, N. Y. 

 C. H. Peck, May. 



This appears quite distinct from a form of Dothiorella 

 q u e r c i n a C. & E., sometimes found on Hicoria, and which has 

 (in the variety on Hicoria) spores much larger and elliptic, 22-36 /x 

 in length. 



Eutypa crustata (Fr.) Sacc. 



On dead bark ofBetula lutea. Bashfish, N. Y. C. H. 

 Peck. July. This is reported in Europe on Acer pseudo- 

 pi a t a n u s and on F a g u s s y 1 v a t i c a . 



Gloeosporium aridum E. & E. 

 On living leaves ofFraxinus americana. Oneida, Madi- 

 son county. H. H. House, August 1916. Also collected at 

 Menands, Albany county by C. H. Peck, June 1888 (type of Gloe- 

 osporium irregulare Peck) , and at Vaughns, Washing- 

 ton county, by S. H. Burnham, June 30, 1908. 



Gloeosporium castanopsidis Dearness & House, sp. nov. 



Spots gray-brown, epiph}llous, hardly visible on the lower side 

 of the leaf, subcircular, 3 to 8 mm broad, not definitely bordered, 

 sometimes confluent. Acervuli epiphyllous, numerous, large, close 

 together, pale in tlie center, .1 to .5 mm; spores bacillary, 4 x 1.2 

 to 1.5 t^. 



On living and languishing leaves of Castanopsis. Mount Shasta, 

 California. C. G. Pringle, no. 117. 



Gloeosporium hedericolum Maublanc 



On edge of dead or languishing spots on leaves of the " English 

 ivy," Hedera helix. Yonkers, N. Y. H. D. House, May 8, 



1915- 



