948 Wisconsin Academy of Sciences , Arts, and Letters. 
LACTUCA SPICATA 
Bremia lactucae, 850 
LAPORTEA CANADENSIS 
Septoria urticae, 871 
LAPPA MINOR 
Phyllosticta lappae, 868 
Septoria lapparum, 878 
LAPPULA VIRGINIANA 
Erysiphe cichcracearum, 858 
Phyllosticta decidua, 867 
LARIX LARICINA 
Melampsora bigelov^ii, 913 
Melampsoridium betulinum, 913 
LATHYRUS OCHROLEUCUS 
Erysiphe polygon!, 857 
Phleospora. reticulata, 878 
Microsphaera alni, 856 
Uromyces fabae, 902 
LATHYRUS PALUSTRIS 
Microsphaera alni, 856 
Uromyces fabae, 902 
LATHYRUS VENOSUS 
Cerccspora viciae, 892 
Erysiphe polygon!, 857 
Microsphaera alni, 856 
Phleospora reticulata, 878 
Uromyces fabae, 902 
LEDUM GROENLANDICUM 
Melampsoropsis ledi, 913 
LEERSIA ORYZOIDES 
Sphaerella zizaniae, 859 
LEERSIA VIRCINICA 
Piricuiaria grisea, 888 
Uromyces -alstedii, 900 
LEONURUS CARDIACA 
Phyllosticta decidua, 867 
LEPACHYS PINNATA 
Entyloma ccmpositarum, 899 
