Rabenhorstiana, on Panicum glabrum, 1 
spermophora, on Eragrostis major, 29 
sphaerogena, on Panicum Crus-galli, 1 
striaeformis, on Agrostis sp., 1 
Tritici, on Triticum sativum, 1 7 104 
utriculosa, on Polygonum Pennsylvanicum, 30 
Zeae, on Zea Mays, (common. ) 
EUMYCETES.—BasipIomycETES.—(Uredinales) 
Aecidium abundans, on Symphoricarpus vulgaris, 58 
Asterum, on Aster patens, 48 
Clematidis, on Clematis Virginiana, 48 
Circaeae, on Circaea Lutetiana, 65 
Dicentrae, on Corydalis aurea occidentalis, etc., 1 
Euphorbiae, on Euphorbia Preslii, 7 32 
Erigeronatum, on Erigeron sp., 45 
Compositarum Eupatorii, on Eupatorium perfoliatum, 
4 
Helianthi, on Helianthus hirsutus, 58 
Taraxaci, on Taraxacum officinale,. 45 
Xanthii, on Xanthium canadense (common. ) 
Myosotidis, on Myosotis verna, 7 . 
Pentastemonis, on Pentstemon, 48 
Ptelea, on Ptelea trifoliata, 45 48 108 
Ranunculacearum, on Ranuuculus recurvatus, 49 eee 
Bubakia Crotonis, on Croton monanthogynus, 45 
Coleosporium Ipomoeae, on Ipomoea pandurata, 84 93 
Solidaginis, on Solidago sp., 48 
Sonchi, on Vernonia Arkansana, 45 
Vernoniae, on Vernonia sp., 50 
Gymnosporangium clavariiforme, on Crataegus Crus galli, 
1 16 45 
clavipes, on Amelanchier sp., 57 
macropus, on Juniperus Virginiana, 1 7 45 57 
Melampsora epitea, on Salix sp., 30 109 110 
populina, on Populus monilifera, 32 45 84 94 109 110 
Phragmidium Potentillae, on Potentilla Canadensis, 16 
Rubi-idaei, on Rubus sp., 32 
subcorticium, on Rosa setigera, 109 
Puccinia Andropogonis, on Andropogon scoparius, 45 109 
Anemones. virginianae, on Anemone virginiana, 7 28 45 
augustata, on Cyperus erythrorhizos, 78 
Arenariae, on Dianthus, 1 
argentata, on Impatiens pallida, 45 65 
Asparagi, on Asparagus officinalis, 14 
Asteris, on Aster sp., 17 45 65 
10 

