656 Hyphomycetese, DematieaB, Phragmosporse, Cercospora. 



lis, fasciculatis, olivaceo-rubro-brunneis, rectis, subgeniculatis vel 

 nodosis, apicera versura parce denticulatis, septatis, 50-100 3 4-4,5; 

 conidiis hyalinis, 3-4-septatis, utrinque subatteouatis, 25-40*2. 



Hab. in foliis Panici dichotomi, Auburn, Alabaraa Amer. 

 bor. (Duggar). 



183. Cercospora tessellata Atk. Cerc. Alab. p. 27. — Maculis supra 7750 

 indefinitis, sajpius anguste oblongis, subtus caeruleo-nigris ; cfespi- 

 tulis transverse et longitudiaaliter seriatis; hyphis hypophyllis, 

 dense fasciculatis, fuligineis, brevibus, 10-12 c; 2,5-3, denticulatis; 

 conidiis gracilibus, hyalinis, teretibus, curvis, septatis, 50-90 » 2-2,5. 



Hab. io foiiis languidis Eleusines negyptiacae, Auburn, 

 Alabama Amer. bor. (Atkinson). 



184. Cercospora Sorghi E. et E. Journ. Myc. 1887, p. 15. — Hyphis 7751 

 amphigenis in caespitulos minutos in parte folii eraortua circumcir- 



ca iate atro-sanguinea sparsos paucis aggregatis, brutineis, sursum 

 truQcatis, lateraliter denticulatis, 60-80 s 4, continuis v. parce se« 

 ptatis; conidiis angustis, 3-pluri-septulatis, 70-80 3 3, hyalinis. 



Hab. in foliis Sorghi halepensis, Plaqueraines Co. La. 

 Amer. bor. (Langlois). — Adest forma Maydis, ibidera, maculis 

 brunneis nec purpureis diversa. 



185. Cercospora Kopkei Krug. Ber. Zuck. pag. 115, t. VI et VIII, 7752 

 f. 1-5. — Maculis amphigenis, sinuosis, confluentibus, purpureo- 

 brunneis, infra pallidioribus, raargine concolori,- hyphis plerumque 

 hypophyllis fasciculatis, septatis, apice nodnlosis denticulatisque fu- 

 moso-brunneis, 40-50 = 7; conidiis fusoideis, subrectis, 20-50 s 5-8, 

 medie 40^6, utrinque obtusiusculis, 3-4-septatis, non constrictis, 

 passim guttulatis, subhyalinis. 



Hab. in foliis Sacchari officinarum, S. edulis, S. Glon- 

 gong, S. spontanei in Java. — Morbum, javanice Amak Kra- 

 pak dictum, sat gravem afFert Saccharis in Java cultis. 



186. Cercospora seminalis E. et E. Journ. Myc. 1888, p. 4. — Hy- 7753 

 phis fertilibus, densis, pallide olivaceis, longissimis, ramosis, supra 

 oblique truncatis, subtus septatis ; conidiis acrogenis, subhyalinis, 

 obclavatis, granulosis, dein 3-5-septatis, 80-110:^6-7. 



Hab. in spiculis Buchloes dactyloidis, Manhattan Kansas 

 Amer. bor. (W. T. Swingle). 



187. Cercospora Agrostidis Atk. Cerc. Alab. p. 12. — Maculis ara- 7754 

 phigenis, latc ellipsoideis, centro pallidissime brunneis, margine lato, 

 atro-rubro-bjunneo cinctis, 3-5 mm. long.; caespitulis irregulariter 

 sparsis; hyphis amphigenis, laete rubro-bruuneis, septatis, e sub- 



