83 



12. Rhysotheca viticola (B. & C.) G. W. Wilson. 



On ^ ItLs aestavilis Mielix.. Tippecanoe, G:189-i (Artlnir). llef- 

 bariuni Arthur; Lalce, 7:1894 (Artliur). Herbarium Artliur. 



On \'itis cordifoUa Miclix., Johnson, 1893:32: — Hamilton, Putnam. 

 7:1907; Tippecanoe. 9:1905. 



On Mtis labnisca L. (including Vitis sp. cult, of Underwood), 

 Crawford, Johnson. Montgomery, Putnam, 1893 :32 : — Hamil- 

 ton, 7 :1907 ; Madison, 8 :1907. 



13. Beemia lactucae Kegel. 



On Lactuca canadensis h., Hamilton, Putnam, 7 :1907. 

 On Lactuca satira L.. In (Treenhouses, Tippecanoe, 3 :1903, (Ar- 

 thur). Herbarium Arthur. 



14. Peronospoba ai.ta Fucliel. 



On Plantago major L., Johnson, I'utnam, 1893 :32 : — Hamilton, 

 8 :1907. 



15. Peronospora corydalis de Bary. 



On Bicucula canadensis (Goldie) Millsp. {Dicentra canadensis 

 DC), Putnam, 1893 :32 :— Tippecanoe, 5 :190G. 



On Bicucula cucularia (L.) Millsp. {Dicentra ciiclaria DC), 

 Montgomery, 1893:32. 

 10. Peronospora effusa ((irev.) Kabenh. 



On Chenopodium album Ij. (including Vhenopodiuni sp. of Under- 

 wood), Johnson. Putnam, 1893 :32 :— Hamilton, 8:1902; Tip- 

 pecanoe, 6:1894 (OUre). 



17. Peronospora euphorijiae Fuckel. 



On Euphorihia huniistrata Engelm., Tipi>ecanoe, 0:1902 (Arthur). 



Herbarium Arthur. 

 On Euphorhia inaruUita L.. Hamilton. 8:1907; Putnam, 7:1907. 



18. Peronospora ficariae Tul. 



On Ranunculus recurrutus Poir (including Ranunculus sp. of Un- 

 derwood), Montgomery, I'utnam, 1893:32. 



19. Peronospora floerkeae Kellerman. 



On Floerkea proscerpinacoides Willd., Hamilton, 5:190(>. 



20. Peronospora parxsitica (I'ers.) Fries. 



On Brassica niijra (L.) Koch., Putnam, 8:1907. 

 On Raphanus saticus L., Hamilton, 7:1907. 



On Sophia pinnata (WiUt.) Britton {Sisynihrium canescens Nutt.) 

 Tippecanoe, 5 :1905. 



