228 
Erigeron 
FLEABANE. 
annuus (L.) Pers. 
Philadelphicus L. 
pulchellus Michx. 
(EZ. bellidifolius Muh.) 
ramosus (Walt.) B. S. P. 
Antennaria 
EVERLASTING. 
fallax Greene 
plantaginifolia (L.) Richards. 
Anaphalis 
margaritacea (l.) B. & H. 
Gnaphalium 
CUDWEED. 
purpureum L,. 
uliginosum L. Europe 
Inula 
ELECAMPANE. 
Helenium I, Europe 
Polymnia 
LEAF-CUP. 
Canadensis L. 
Uvedalia L. 
Silphium 
ROSIN-WEED. 
perfoliatum L. 
CupP-PLANT. 
terebinthinaceum Jack. 
PRAIRIE DOCK. 
trifoliatum A.Gray S.E. U.S. 
Ambrosia 
RAGWEED. 
artemisiaefolia L. 
HOG-WEED. 
trifida IL. 
GREAT RAG-WEED. 
integrifolia (Muhl.) T. & G. 
Cincinnati Society of Natural History. 
Xanthium 
COCKLEBUR. 
Canadense Mill. 
spinosum L. Trop. Amer. 
strumarium L. Europe 
Heliopsis 
OX-EVE. 
helianthoides (L.) B.S. P. 
(H7. laevis Pers.) 
Eclipta 
alba (J,.) Haussk. Trop. Amer. 
Rudbeckia 
CONE-FLOWER. 
hintanly. We Us. 
laciniata L,. 
triloba L. 
Ratibida 
( Lepachys) 
GRAY-HEADED CONE FLOWER. 
pinnata (Vent.) Barnhart 
Helianthus 
SUNFLOWER. 
annuus L. W. U.S. 
decapetalus L. 
giganteus L. 
hirsutus Raf. 
struinosus L. 
tuberosus L. 
Verbesina 
(includes Actinomerts ) 
CROWNBEARD. 
alternifolia (L.) Britton 
(A. squarrosa) 
helianthoides Michx. S.W.U.S. 
Coreopsis 
TICKSEED. 
tinctoria Nutt. 
tripteris L. 
TALL COREOPSIS. 
