EXPERIMENT STATION BULLETINS. 



417 



Fig, 224 (195). 



Horse-weed. Mare's-tall. A Fleabane. Erigeron canadensis L. (Leptilon catiadense 

 (L.) Britton.) Erect, bristly-hairy, 60-270 cm high; leaves very numerous,, very nar- 

 row; heads very numerous, bearing very sliort rays on the margins. A native plant 

 now of wide distribution at home and abroad. Waste places, common and abundant. 

 Sometimes cut and distilled for the oil. 



53 



