Second Supplementary List 
173 
536. Sclerotium BIFRONS, Ell. & Evht. 
On Populus tremidoides, Michx. Waterford. 
537. Septoria bacilligera, Winter. 
On Ambrosia trifida , L. Racine. 
538. Septoria besseyi, Peck. 
On Fraxinus americana, L. Racine. 
538a. Septoria cerasina, Peck. 
On cultivated cherry. Racine. 
539. Septoria nolitangere, Thum. 
On Impatiens sp. Forest county. 
540. Septoria petroselini, Desm. 
On Apium graveolens, L. (cult.) Madison. 
(Cheney.) 
541. Septoria rudbeckiae, Ell. & Hals. 
On Rudbeckia laciniata , L. and R. hirta, L. 
Racine. 
542. Septoria rumicis, Ellis. 
On Rumex verticillatus ) L. Racine. 
543. Septoria urticae, Rob. 
On Laportea canadensis , Gaud. Kenosha 
county. 
544. Steganosporium smilacis, (E. & M.) Sacc. 
On Smilax sp. Kenosha county and Racine. 
545. Uromyces caryophyllinus, Schroeter. 
Abundant on carnations ( Dianthus caryophyllus , 
L.) in a greenhouse in Racine. (F. L. Stevens.) 
546. Uromyces howei, Peck. 
On Asclepias cornuti , Desne. and A. incarnata , 
L. Racine. 
547. Uromyces minimus, Davis. 
Uredo and teleutospores on Muhlenbergia syl- 
vatica. Torr. & Gr. Kenosha county. 
548. PUCCINIA CALTHAE, Lk. 
On Caltha palustris , L. Madison (Prof. T. A. 
Williams.) 
549. Puccinia dayi, Clinton. 
On Steironema ciliatum , Raf. Racine and 
Kenosha county. 
