Melanconieee, Scolecosporse, Cylindrosporium. 499 



ter atro-marginatis; acervulis araphigenis, innatis, punctiforrnibus, 

 pallidis; conidiis bacillaribus, curvulis, utrinque rotundatis, 50-60 

 c 4, spurie 4-6-septatis, hyalinis. 



Hab. in foliis quercinis, Missouri Araer. bor. (Demetrio, 

 comniunicavit cl. Winter). 



3. Cylindrosporium Dearnessii Ell. et Ev. Proc. Acad. Phil. 1891, «"^^QS 

 p. 83. — Maculis rubro-brunneis, orbicularibus, 2-3 ram. diam., 

 margine subobscurioribus; acervulis paucis, amphigenis, centro raa- 

 cularum confertis, 100-120 [x. diara.; conidiis cjlindraceis, granu- 

 losis, dein 3-pluriseptatis, ssepe semicirculariter incurvis, 35-40^s;^ 

 2,5-3, in massas subfloccosas erumpentibus. 



Hab. in foliis Carpini americanai, London Canada Ame- 

 rica3 borealis. 



4. Cylindrosporium ? oculatum Ell. et Ev. Journ. Myc. 1889, p. 155. 699g 



— MacuHs am.phigenis, 3-5 mm. diam., griseo-albis, margine an- 

 gusto elevato, obscuriore donatis; acervulis innatis, araphigenis, fla- 

 vidis, demum nigricantibus, majusculis, '/g mra.; conidiis clavato- 

 cylindraceis, curvis, 30-50 ::; 3, demum 3-pIuriseptatis. 



Hab. in foliss Populi moniliferse, Put-in-Bay, Ohio Amer. 

 bor. (Doct. J. J. Davis). 



5. Gylindrosporlum saccharinum Etl. et Ev. Journ. Myc. 1889, p. 155. 6997 



— Maculis araphigenis, nuraerosis, sparsis, subangulosis, minutis, 

 ssepius 1 mm, diam., viridi-nigris, demura obscurioribus; acorvulis 

 hypophyllis, minutis, confertis, supra nigris; conidiis graciliter cy- 

 liudraceis, plus minus curvis, hyalinis, granulosis, demura obsolete 

 3-septatis, 30-40^:2,5-3, in massulas albas erumpentibus. 



Hab. \\\ foliis vivis .\ceris saccharini, Racine, Wis. Araer. 

 bor. (Doct, J. J. Davis). 



6. Oylindrosporium Fraxini (Ell. et Kell.) EIl. et Ev. in Journ. of 5993 

 Myc. 1885, p. 127, Cercospora Fraxini Ellis et Kell. in Journ. of 

 Myc. 1885, p. 2. — Sparsura in pagina inferiore foiiorum; raacutis 

 brunneis, parvis, nervis liraitatis, deraura confluentibus, 1/2-I cm. 

 latis, raargine irregulari qinctis; basidiis dense coalitis. subhya- 

 linis, brevibus, 16-26 ij.. longis, laxis, basi vix inflatis ; conidiis cy- 

 lindraceis, subhyalinis vel vix luteolis, 3-4-septatis, granulosis 

 nucleatisque, 70-100=^5-6, non vel vix curvulis, utri'ique obtusis. 



Hab. in foliis Fraxioi viridis, Kansas Amer. borealis (Kel- 

 lerman). 



7. Cylindrosporjum Viridis Ell. et Ev. Jouro. Myc. 1889, p. 155. — 6999 

 Maculis numerosis, in epiphyllo atro-purpureis, suborbicuiaribus, 



