Davis — A Provisional List of Parasitic Fungi. 901 



UROMYCES UNIPORULUS Kern. 

 On Carex gracillima II, III. 



UROMYCES PERIGYNIUS Hals. 

 On Carex intumesccns III. 



UROMYCES MINUTUS Diet. ' 

 On Carex gracillima 



UROMYCES ARISAEMAE Cke. 



On Arisaema triphylhim I, II, III. 

 Dracontium I, II, III. 



UROMYCES PYRIFORMIS Cke'. 

 On Acorvs Calamus III. 



UROMYCES JUNCI-TENUIS Syd. 

 On Juncus tenuis II, III. 



Silphium terebinthinaceum I. 

 integrifolium I. 

 perfoliatum I. 



UROMYCES JUNCI-EFFUSI Syd. 

 On Juncus effusus II, III. 



UROMYCES HOLWAYI Lagh. 

 On Lilhim canadcnse II, III. 



UROMYCES POLYGONI (Pers.) Fckl. 

 On Polygonum aviculare II, III. 

 Polygonum erectum II, III. 



B ia ;i til us Vary: p?i yllus (cult.) II, Ilg 



TROMYCES CARYOPHYLLINUS (Schrank) V/int. 

 UROMYCES TRIFOL.II (Hedw.) Lev. 

 On Trifolium pratense II, III. 



UROMYCES TRIFOLII-REPENTIS (Cast.) Liro 



On Trifolium incarnaium I, II, III, fide Trelease 

 repens I, II, III. 

 hybridum II, III. 



UROMYCES OBLONGUS Vize 

 On Trifolium repens I. 



UROMYCES HEDYSARI-PANICULATI (Schw.) Farl. 

 On Desmodium Dillenii 



