102 Wisconsin Academy of Sciences, Arts, and Letters. 
640. Puccinia hydropiiylli, Pk. & Clint. 
On Hydrophyllum Virginicum, L. I have seen 
this but one© and then in small quantity in Kenosha 
county. 
641. PUCCINIA NARDOSMII,, Ell. & Evht. 
On Petasites palmata, Gray. Bark Bay, Bay- 
field county. (Prof. L. S. Cheney.) Mouth of 
the Blrule river, Douglas county. (Prof. L. S. 
Cheney.) 
642. Puccinia panics Dietel. 
Teleutospores on Panicum virgatum, L. Racine. 
643. Puccinia poarum, Kiels. 
Uredo on Poa pratensis, L. Madison (Seymour). 
Racine. Referred to in Suppl. List under Kb. 199. 
644. Puccinia seymoitriana, Arthur. 
Teleutospores on Spartina cynosuroides, Willd. 
Racine. 
645. Puccinia simileima, Arthur. 
On Phragmites communis. Trim, accompanying 
Puccinia phragmitis (Schum.), Koern. This is 
the rust that has been referred to Puccinia mag- 
nusiana, Koern., in this country. 
646. Puccinia waedsteiniae, M. A. Curtis. 
On Waldsteinia fragarioides, T'ratt. Adanale 
(Prof. L. S. Cheney.) Eorest and Yilas counties. 
Locally abundant. 
647. Chrysomyxa aebida, Kuhn. 
On Rub us strigosus, Michx. Vilas county. Re¬ 
ported from Wisconsin on Rubus occidentals, L., 
by Tracy & Galloway. (Jour, of Mycol., J-7-62.) 
648. Melampsora eini, (Pers.) Desm. 
Uredo on Linum sulcatum , Riddell. Sauk City. 
(Mr. LL E. Lueders.) 
649. Melampsora vacciniorum, (Lk.) Schroet. ( Thecopsora 
vacciniorum, (Lk.) Karst.) 
Uredo on Yaccinium Canadense, Kalin, and 
Vaccinium Pennsylvamcum, Lam. Three Lakes. 
