

Fungi from various Localities 575 



Melanconiopsis E. & E., gen. nov. 



This is Melanconium with the cellular stroma of Cytispora, and 

 with the spores of Melanconium. Doubtless the stylosporous stage 

 of Melanconis or Massariovalsa. 



* 



Melanconiopsis inquinans E. & E. 



arp 



1900 (Bartholomew, no. 2519). 



Stroma sunken in the bark, which is raised into pustules and 

 blackened by the ejected spores; cells 6-10, globose, circinate, 

 about .5 mm. diam., finally confluent, their slender necks con- 

 vergent and united above in a single papilliform or short-cylin- 



20- 



x * 1 



30 x 12-15 /^ on short basidia. 



Cylindrosporium ariaefolium E. & E. 



On leaves of Spiraea ariaefolia Wats., Latah Co., Idaho, July, 

 1899 (R. M. Horner, no. 1216). 



Spots small, 1-2 mm., deep-brown, purplish-brown at first 

 with the margin lighter, numerous, of irregular shape ; acervuli 

 epiphyllous, rather large and flat, brown ; conidia lunate, nucleate 

 becoming 3-septate above, 30-45 x 3.5-4/*. 



Differs from C. spiraeicolum E. & E. in the different color of 

 the spots, curved and rather broader spores attenuated towards 

 each end. 



In the description of C. spiraeicolum the conidia are erroneously- 

 stated as 3. 5-5// thick, whereas they are mostly only 3-3.5 /*. 



m 



J 



TV 



er). 



Spots ferruginous-brown, 4-5 mm. diam., orbicular or partly 

 limited by the veinlets of the leaf, sometimes with a narrow, 

 darker colored border ; acervuli epiphyllous, covered by the 

 cuticle, 80-110 /u diam., conidia discharged in little white heaps, 

 curved, 3-septate, hyaline, 20-30 x 2.5 a. 



Pestalozzia bicolor E. & E. 



On dead leaves of Salix sp., Tuskegee, Ala., Dec, 1897 (G. 



W. Carver, no. 387). 



Acervuli amphigenous, subcuticular, scattered and here and 

 there subcespitose, small, raising the cuticle into little yellowish- 



