90 



B. nigrescens (Pers.) (Lat., becoming black.) 



C. Dry pastures and heathy places. Inner layer blackish-umber. 

 Spores tinged purple. 



Lycoperdon umbrinum Pers. (Lat., umber-brown.) 



L. In woods. Spines free, thin, crowded, soft, fragile, bistre. 



Uromyces Betae (Pers.) Tul. 

 Lyndhurst. On Mangel. 



Puccinia Violae (Schum.) DC. 

 L. 



P. obtegens (Link.) Tul. 

 B. 



P. Leontodontis Jacky. 

 L. 



P. Menthae Pers. 

 B., L. 



Triphragmidium Ulmai.ae (Schum.) Link. 

 B. 



Phragmidium mucronatum Schlect. 

 B. 



P. violaceum (Schultz) Wint. 

 B., L. 



Coleosporium Sonchi Lev. 

 B. 



Melampsora Hypericorum (DC.) Schrot. 

 L. 



M. LaricbEpitea Kleb. 

 L. On Salix. 



Melampsoridium betulinum (Pers.) Kleb. 



Urocystis Anemones (Pers.) Wint. 

 L. On Banunculus. 



Sphacelotheca Hydropiperis (Schum.) de Bary. 

 L. 



Ustilago flosculorum (DC.) Wint. 

 E. On Scabiosa succisa. 



ASCOMYCETES. 



Sphaerotheca pannosa (Wallr.) Lev. 

 L. 



S. humuli Lev. 



Lyndhurst, on Fragaria vesca. 



Podosphaera leucotricha de Bv. 



Lyndhurst, on Pyrus Malus. 



Erysiphe communis (Wallr.) Fr. 

 L. 



Uncinula Aceris (DC.) Sacc. 

 B. 



Nectria episphaeria (Tode) Fr. 

 C. 



Epichloe typhina (Pers.) Tul. 

 C. 



Cordyceps ophioglossoides (Ehr.) 

 Tile Barn Inclosure. 



