flyphomycelesB, Deinatiese, Phragmosporse, Cercospora. 637 



Hab. in foliis Chenopodii ambrosioidis var. anthel- 

 miutici, Auburn, Alabaraa Araer. bor. (Duggar). 



92. Cercospora Acnldae Ell. et Ev. Proc. Acad. Phil. 1891, p. 89. — 7^62 

 Maculis araphigeQis, suborbicularibus, 1-3 mra. diam., sordide al- 

 bis, atro-marginatis ; hyphis amphigenis, brunneolis, continuis sur- 

 sura geniculatis denticulatisque, 35-50 >* 3,5-4,5 ; conidiis obclava- 



tis, hyalinis, 3-5-septatis, 60-75 *> 3-3,5. 



Ho,b. in foliis Acnidae cannabinse, Wilraington Del. Arae- 

 ricae borealis. 



93. Cercospora Betae (Rabenh.) Frank Krankh. d. Pflanz. pag. 601, 76*33 

 Fusarium Rab. Fung. Eur. n. 69. — Maculis pallidis, minutis, co- 

 piosis, purpureo-marginatis; caespitulis atris, minutis; hjphis bre- 

 vibus e stomatibus non exeuiitibus, sed per epidermidem erumpen- 

 tibus; conidiis longissimis, filiforraibus v. obclavatis, pluriseplatis, 

 hyalinis. 



Hab. in foliis Betse Ciclae in Gerraania. — Teste Frank loc. 

 cit. a C, beticGla satis differt. 



94. Cercospora AlternanlheraB Eil. et Langl Jouro. Myc. 1890, p. 36. 7664 

 — Maculis rotundis, 1-2 rara. diara., sordide bruuneis, centro aibi- 

 dis, raargine brunneo; hyphis continuis, olivaceis, sursura trunca- 



tis, e basi tuberculari, 25 y.. diam.; conidiis obclavatis, hyalinis, 

 1-3-septatis, 65-80^3. 



Hab. ia foliis Alternantherae achyranthae, St, Martins- 

 vilie La. Amer. bor. (Langlois). 



95. Cercospora brachiata E. et E. Journ. .Mycol. 1888, p. 5. ~ Ma- 7o65 

 culis amphigenis, atro-brunneis, centro deraum albicantibus, subin- 

 definite liraitatis, 3-5 mm. diam.; hyphis amphigenis, e basi tu- 

 berculari minuta caespitulosis, pallide brunneis, rectis, cyliudraceis, 

 tenuiter septatis, effusis, 100-200*3,5-4; conidiis tenuibus, raulli- 

 septulatis, hyalinis, usque 200^3-3,5. 



Hab. in foliis Amaranthi retroflexi, Faulkland Dfel. Amer. 

 bor. (CoMMONs). 



96. Cercospora ComandrsB EIl. et Dearness. Proc. Acad. Pliil. 1891, 7666 

 p. 90. — Macuiis minutis, 1-2 mm. diam., rotundis, rufo-brunneis, 

 definitis; hyphis brevibus, 12-20 «3-3,5, siraplicibus, integri?, re- 

 ctis, obtusis ex basi tuberculosa caespitulosis ; conidiis tebuibus, 

 obclavatis, 70-80 » 3-3,5, uucleatis forteque tenuiter septatis, sub- 

 rectis. 



Hab. in foliis Comandrae umbellatse, London Canada Am, 



bor, (DSARNESS). 



