182 
Davis—Wisconsin Parasitic Fungi. 
477. Cronartium asclepiadeum, Kze., var. Thesii, B. 
On Comandra umbellata , Nutt. Racine. 
478. Melampsora epilobii, (Pers.) Fckl. 
Uredo on Epilobium coloratum, Muhl. Racine. 
Not uncommon nor scarce. 
479. Melampsora sparsa, Winter. 
On Arctostaphylos uva-ursi, Sprengel. This has 
not been compared with authentic specimens, but, 
is probably correctly placed. From my experi¬ 
ence in collecting it I am led to think the specific 
name a very appropriate one. Three Lakes. 
480. Uredo Cassandra, Peck & Clinton. 
On Cassandra calyculata , Don. Three Lakes. 
Abundant. 
481. .ZEcididium actae^e, (Opiz.) Wallr. 
On Actaea , sp. Baraboo. (True, com. Trelease.) 
Racine. Rare. 
482. iEciDIUM CLEMATIDIS, DC. 
On Clematis Viryiniana, L. Racine. Not scarce. 
483. tEcidium nesae^e, Gerard. 
On Decodon verticillatus , Ell. Genoa Junction. 
Rare. 
484. iEciDiUM hydnoidetjm, B. & C. 
A single sorus was found on a leaf of Dirca pal- 
ustris , L., at Three Lakes. 
484a. tEcidium porosum, Peck. 
On Vida Americana , Muhl. Racine. Rather 
abundant. 
485. 2Ecidium rhamni, Gmel. 
This species, the supposed secidial stage of Puc - 
cinia coronata, Corda, was found in small quan¬ 
tity near Racine and in abudance near Wind 
Lake, in Racine county, on Pliamnus alnifolia r 
L’Her. 
