248 Peronosporaceae, Pernnospora, 



tissiaie violascente ; oosporis globosis, episporio obscure kiteo-fusco, 

 tuberculis, spinulis cristulisque saepe connexis densissime obsito 

 ideoque spinuloso-scaberrimo prneilitis. 



Hab. \n ioliis, caulibns, Horibus Holostei unibellati in 

 Germania. 



0. Peronospora Asperuginis Scbroet. Krypt. Flor. Scliles. Pilze n. 24:^. 8S 

 — Ca^spitulis sordide violascentibus, expansis; liyphis conidiopho- 

 ris C-S-ies dichotoiuis ; ramis late patentibus, ultimis subulato-uu- 

 cinatis; conidiis ovatis, 22-26^16-20; oosporis globosis, epispo- 

 rio pallide brunnoo, verrucis obtusis, subdistantibus obsito. 

 ITab. in Asperugine procumbente in Germania. 



10. Peronospora Arthuri Farlow Enum. oi" t. Peron. of t. Un. St. ss 

 in Bot. Gaz. vol. VIII, Oct. and Nov. 1S83, p. 315. — Hyphis 

 conidiophoris brevibus et rigidis, pluries dichotomis; apicibus bro- 

 vibus rigidisque; conidiis late ellipsoideis, obtusis, 22-26 s 19, pal- 

 lide violaceis; oosporis magnis, obscure brunneis, 1)4-12 y.. diam., 

 episporio breviter obtuseque papillato raunitis. 



Hab. in foliis (EnothernB biennis iu America boreali. 



11. Peronospora Fritzii Schroet. Ueber Pilze Mad. und Teneriffa S2 

 pag. 1. — Maculas latas eftormans; oosporis globosis, 44-50 •/. 

 diam., sine episporio 30-35 7.. diam. ; episporio crasso, labyrinthi- 

 formi-plicato, flavo-brunneo, 6-8 a. crasso; antheridiis 20 ^ 13; co- 

 nidiis ovatis 22 ^ 15. 



Hab. in caulibus Convolvuli altlupoidis in insula Ma- 

 doira. 



12. Peronospora Anagallidis Schroet. in lledwigia 1874, p. 45. — "*? 

 Cfospitulis albido-cferulescentibus; hyphis conidiophoris 6-7-ies di- 

 chotomis; ramis ultimis subulato-uncinatis ; conidiis breviter el- 

 lipticis, 22^:16, albidis, dein brunneolis; oosporis castaneis, epi- 

 sporio irregulariter nlicato, substellato-angulatis, 25-30 y.. diam. 



Hab. m pagina inferiori folioruin Anagallidis cclmmiIo.t. 

 in agris pr. Rastatt Germani.T. 



13. Peronospora Oxybaphi ]']ll. et Kellerm. New Kansas Fungi in «•? 

 .fourn. of Mycol. vol. I, n. 1, p. 2. — Hypliis conidiophoris infer- 

 ne simplicibus, sursum fere 3-ies dichotome-ramosis; ramis ulti- 

 mis validis leviter curvatis; conidiis ellipticis, 20-26 =; 12-15. pal- 

 lide violaceo-brunneis ; oosporis sphforicis 35-40 •/. diam., brun- 

 neolis, episporio aspero munitis. 



7ia^v. iu foliis < > xy ba p li i uyctnginei iu New Kansas .\iu'^- 

 ricnc boroaiis. 



