Hyphoinycetpe, Demutiaeea^, Sfolecosporfe Cerposporn. 1101 



dense ciespitosis, brevissimis, continuis, flexuosis irreguiaribusque, 

 olivaceis, ca. 10-15 v 4; conidiis filiformibus, hyalinis, septatis, 

 40-60 « 2. ' . 



Hcib. in foliis Piri communis in Mississippi Amer. bor. 



10. Cercospora septorioides Ell.et Ev.Field Columb. Mus. IX, 896, 44oe 

 p. 94. — Maculis sordide fuscis, irregularibus, subangulosis, pjus 

 minusve nervis folii limitatis, 2-3 mm. diam., nefinitis, sed nullo 

 margine colorato cinctis; hypLis epiphyllis, ca^spitosis, simplicibus, 

 continuis, fuscidulis, 20-25 ^ 3 ; conidiis cylindraceis, leniter curvu- 



lis, hyalinis, nucieatis, 35-63 « 2-2 '/„. ' _ ■ 



Hah. in foliis Rubi canadensis in W. Virginia (Nuttall). 



— C. RuM Seicc. affiinis, sed conidiis angustioribus, non septatis 

 et liyphis brevioribus diversa. 



11. Cercospora Chrysobalani Ell. et Ev. Bull. Torr. Bot. Club 1895, 44oe 

 p. 438, — Maculis intense rubro-brunneis, definitis, plerumque ir- 

 regularibus, 1-6 mm. diam.; hyphis ampiiigenis, c^cspitosis, brun- 

 neolis, contin uis, supra subangustatis sulmndnlatisque, 20-30 « 3 '/j-i; 



cdnidiis sursura subangustatis, subhyalinis, 3-8-septatis, 30-70 "^ 3. ^ . (ijTAUkj 

 Uah infoliis Chrvsobalani oblongifolii, Florida, Amer. ^^"V^^ '^^^^^ 

 bor. (Nash). i 



12. Cercospora cornicola Tracy et Earle Bulh Torr. Bot. Cl. 1896, -W04- 

 p. 205. — Maculis epiphyllis, irregularibus, fuscis, non definite 

 marginatis, 5-10 mm.: hyphis dense conglobatis, basi nodulosis, 

 brevissimis, continuis, parum flexuosis, olivaceis, 11-15^3-4; co- 

 nidiis exilibus, filiformibus, leniter curvulis, plerumque continuis, 

 hyalinis v. dilute olivaceis, 60-70^2-3. (^ ff^.^^^y A-^J^^^-^ 



Hah. in foliis languidis Corni floridse, Mississippi Am. bor. 



13. Corcospora flexuosa Tracy et Earle Bull. Torr. Bot. Club 1895, 4406 

 p. 178. — Maculis indefinitis, magnis. effasis, hypophyllis; hyphis 

 ferrugineis, irregulariter flexuosis, interdum ramosis, pluriseptatis, 

 denticulatis, 75-150 v« 4-5; conidiis obclavatis, fuscis, plerumque 

 3-4-sei>tatis, non constrictis, 20-30^4-5. ' , , .„x:.a-"^^^ 



Hah. in foliis Diospyri virginianae, Mississippi, Amer. 

 bor. — A C. Diospyri differt maculis indefinitis, hyphis septatis 

 conidiisque multo longioribus. 



14. Cercospora Grindejl» Ell. et Ev. Proc. Acad. Philad. 1895, p.439. 4406 



— Amphigona, maculis parvis, plus minus confluentibus ; hyphis 

 ca^spitosis, brevibus> simplicibus, continuis, 15-35 v 4, subintegris 

 V. supra imperfecto denticulatis, subhyalinis; conidiis gracilibus, 

 clavatis, lut^olp-hyalinis, granulosis, nucleatis, demum subtiliter 



