Syngenesia* 137 
of the calyx leafy, prickly on the margin. In waste 
places, where it is easily known by its fine green leaves, 
beautifully marked with white veins. 
Eupatorium Cannabinum, Hemp Agrimony ; re- 
cept. naked, down rough ; cal. imbricated oblong ; 
style half two-cleft, protruded ; leaves digitate. In wet 
places on the banks of rivers. 
Order II. Polygami a Superfi.ua. 
The genera belonging to this order are divided into 
three sections ; discoid, or without strap-shaped fio« 
rets ; florets half tubular, and nearly two-lipped ; and 
radiate flowers. To the first section belong Tanace • 
turn , Tansey ; Artemisia, Wormwood ; and Gnaphali- 
um, , Cudweed : to the second, Perdicium, a rare foreign 
genus, which is the only example $ and the following 
having radiant flowers, or the marginal floret strap- 
shaped, come under the third section. 
Bexxis Perennis, Common Daisy ; recept. naked, 
conical ; no down ; cal. hemispherical, with equal 
scales I seeds ob ovate ; flower stem naked ; root creep- 
ing. Very common in meadows and pastures. 
Chrysanthemum. Gen . char. — Recept. naked, 
no down ; cal. hemispherical, imbricated, with scales di- 
lated at the margin, and membranaceous. 
Chrys. Leucanthemum, Great White Ox-eye $ with 
leaves embracing the stem, oblong, obtuse, gashed, 
pinnatifid at the base ; radical leaves obovate, and on 
foot-stalks. Common in fields and pastures, and is 
easily distinguished by its specious white flowers. 
ms 
