22 



arguta, Ait. Sharp -notched Golden Rod. Gen. 



Muhlenbergii, T. and G. Gen. 



altissima, L. Tall Golden Rod. Gen. 



ulmifolia, Muhl. Elm-leaved Solidago. Gen. 



nemoralis, Ait. Gen. 



Canadensis, L. Canadian Golden Rod. Gen. 



serotina, Ait. Smooth Golden Rod. Gen. 



lanceolata, L. Grass-leaved Golden Rod. N. 



gigantea, Ait. Gigantic Golden Rod. Gen. 



Virga-aurea, L. European Golden Rod. N. 



speciosa, Nutt Showy Golden Rod. Gen. 



tenuifolia, Pursh. Gen. 



virgata, Michx. C. and S. Sullivant. 

 Ciirtsopsis, Nutt. Mariana, Nutt. Knox county, Dr. Kellogg. 

 Inula, L. Helenium, L. Elecampane. Int. Gen. 

 Eclipta, L. procumbens, Michx. S. 

 Silphium, L. laciniatum, L. Rosin Weed. Polar Plant. Gen. 



perfoliatum, L. Cup Plant. Gen. 



terebinthinaceum, L. Prairie Burdock. C. and S. 



var pinnatifidum. C. and S. 



trifoliatum, L Ternate-leaved Silphium. Gen. 



integrifolium, Mich. Gen. 

 Polymnia, L Canadensis, L. Leaf- Cup. Cin. 



Uvedalia, L. Yellow Leaf- Cup. Cin. 

 Ambrosia, Tourn. trifida, L. Tall Ambrosia. Gen. 



artemisisefolia, L. Hog-weed. 

 Xanthium, Tourn. strumarium, L. Clot-weed. Gen. 

 Heliopsis, Pers. laevis, Pers. Ox-eye. Gen. 



Echinacea, Mcench. purpurea, Moench. Purple Cone-flower. C. and S. 

 Rudbeckia. laciniata, L. Gen. 



hirta, L. Rough Cone-flower. Gen. 



fulgida, Ait. C. and S. 



triloba, L. C. and S. 



speciosa, Wender. N. 

 Heliakthus, L. giganteus, L. Gen. 



strumosus, L. Downy Sun-flower. Gen. 



decapetalus, D. Ten-rayed Sun-flower. N. 



var. frondosus. N. 



hirsutus, Raf. S. 



mollis, Lam. Soft-leaved Sunflower. Gen. 



microcephalus, T. and G. S. 



grosse serratus, Martens. Notch-leaved Sun-flower. S. 



divaricatus, L. Spreading Sun-flower. S. 



tracheliifolius, Willd. Gen. 



doronicoides, Lam. Leopard's Bane Sun-flower. Gen. 



cinereus, T. and G. Sullivant's Sun-flower. C. 

 Actinomeris, Nutt. squarrosa, Nutt. Gen. 



helianthoides, Nutt. Gen. 

 Coreopsis, L. trichosperma, Michx. Tick- seed Sun-flower. Gen. 



tripteris, L. Gen. 



aristosa, Mich. Lorain county. Kellogg, 

 Bidens, L. frondosa, L. Leafy Burr-Marigold, or Beggar's Ticks. Gen. 



connata, Muhl. Trifid Burr-Marigold. Gen. 



cernua, L. Water Burr-Marigold. Gen. 



