COMPOSITAE. 249 
The vernacular names pees to this plant are properly those. 
Artemisia. 
Pa 
ERIGERON CANADENSIS, Linn. 
F ig.—Reich. Ic, Fl. Germ. avi, t. 917 ; Bentl. and Trim. t. 
9. Canada Fleabane (Eng.), Vergerette de Canada (F'r.). 
~Hab.— Western Himalaya, Punjab, Rohilkund, Europe, 
North America. 
Vernacular. jad 
History, Uses, &c.—This genus derives its name from 
he Greek npryépav (éapi-yéouy, £ aged’ or ‘hoary in spring’), a 
m used by Theophrastus fora plant which he describes 
. P. viii.) as xxopr@dys or like Succory. Dioscorides (iv. 92) 
ribes the same plant as having leaves like évfwpov (Hruca 
wa) but smaller, yellow flowers, abd awhite pappus. Pliny 
25, 106) calls it Senecio. It is uncertain what this plant 
but it is generally supposed to — been @ species of 
zB. canadensis is common in all warm countries, but is 3 Sup- 
ed to be of American origin, and to have spread over the 
ainder of the globe since its importation from that. con- 
sone Parkinson, in 1640, seems to be the first author who : 
es It first batugse known to French botanists in 1653, and 
Ww years afterwards it had become a weed about Paris ; it is 
_ with bales of skins. Shortly after this, it made its appearance 
in England, and is now common giosok London. How and by 
what means it reached N orthern India i is not known ; 3 it may 
