148 



Mycologia 



Uromyces porosus (Peck) Jackson 



I. On Vicia americana Muhl. (15 123). 



Uromyces Silenes (Schl.) Fckl. 

 III. On Silene multicaulis Nutt. (16586). 



1 Uromyces Trifolii (Hedw. f.) Lev. 



II. On Trifolium repens L. (18863) and T. hybridum L. (18864). 



Uropyxis sanguinea (Peck) Arth. 

 II. On Berberis repens Lindl. (15189, 18872). 



U. S. National Museum, 

 Washington, D. C. 



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