Witson: NortH AMERICAN PERONOSPORALES 409 
Parthenocissus tricuspidata (Sieb. & Zucc.) Planch., New 
Jersey, Halsted (N. Am. Fungi 2427 6, on “ Ampelopsis 
Ritchi,” error for the horticultural name 4. ettchit). 
Vitis aestivalis Michx., Indiana, Arthur ; Massachusetts, 
Grout ; South Carolina, Ravene/ (Fungi Am. Exs. 67 ; 
Myc. Univ. 677, on “ V. vinifera” but subsequently 
corrected ; Fungi Carol. 5: go). 
Vitis bicolor Le Conte, New York, Long. 
Vitis californica Benth., California, Harkness (N. Am. 
Fungi 22472). 
Vitis cinerea Engelm., Illinois, Pammed. 
Vitis cordifolia Michx., Indiana, Olive; Illinois, Zar/e, 
Flart, Waite ; Missouri, Jaeger, Trelease ; New York, 
Underwood ; Ohio, Atken (Phyc. Prot. 722); Wiscon- 
sin, Pammel. 
Vitis labrusca L., Connecticut, Sheldon; District of Co- 
lumbia, Scribner, Williaws; Iowa, Buchanan, Griffin, 
Pammel, Stewart, Rolfs, Macbride ; Kansas, Kellerman 
(Funghi Par. Piant. Colt. ro2, on ‘ Vitis Concord” ; 
Roum. Fungi Sel. Exs. 5577, on “ Vitis cultive var. 
(Concord )’); Massachusetts, Farlow (N. Am. Fungi 
208, on “Vitis cult.”), Seymour (Econ. Fungi 3, on 
“ Vitis sp. cult.”), Underwood; New York, Blodgett ; 
Ohio, Kellerman (Ohio Fungi sz6g9a, on ‘‘ Vitis sp. 
cult.”) ; Pennsylvania, A//zs ; Wisconsin, Hfeury, Pam- 
mel, Trelease, Underwood. 
Vitis hnag on Michx., Michigan, Merrow (Econ. Fungi 
3a, on “ Vitts sp.’’). 
Vitis ene L., lowa, Arthur, Hitchcock ; Kansas, Bar- 
tholomew (Fungi Columb. 2345); New York, Jackson 
1120, Stevens (Fungi Columb. 545, on “Vitts riparia’); 
Ohio, Kellerman (Ohio Fungi 769é); West Virginia, 
Sheldon ; Wisconsin, Ciinton, Pammed. 
An additional host, Vitis vinifera L., is reported from North 
America, 
Type LocaLity: South Carolina, on Vitis eeuahs Michx. 
DisTrIBUTION: Coextensive with the grape (Vztzs spp.) through- 
out the world. 
