COMPOSITE FAMILY. 189 
1. L. vulga’ve, Lam. Stem — somewhat — leaves ee 
ately incised e pinnatifid-de ntate,—the cauline ones sessile and so: 
what claspi ng—the — bine chovatespatlate, yetiaats | ere Sof 
the involucre with narrow 
Common LeucaNTHEmum. gers Ox-eye Daisy. Mi hite-swedlk 
Fr. Loeil de Beuf. Germ. Die Wucherblume. Span. Margarita 
mayor. . 
ll 
_ Stem 1 to near 2 feet high, erect or subdecumbent, angular and striate sean g hairy, 
mple or psig branched, but ‘cage several from the same root. Leaves 1 2 inches 
i, the up s oblong, t e lower ones cuneate-spatulate, and te radical 
ones obovate ad ortineirapetelade’ Teds broad ; 5 rams saggeib eco length about 
equal to the diameter of the disk ; disk-florets ye ellow.” te, ribbed, smooth, 
dark purple between hg ribs, destitute of pappus ‘Reotidincs uate convex, dotted. 
nso and cece , more or — ap i: th the United States : introduced. Native of 
Euro Fl. Jun Aug. Fr. Jul 
Obs. This vile intruder is becoming a great nuisance in our country. 
In some districts the careless, slovenly farmers have permitted it to get 
most exclusive rl meee es of hw pasture fields,—-rendering them quite 
white when the plant is in bloo Cows will occasionally crop a por- 
tion of the weed in our pasbitteh ghd T have’ rhea rd it alleged _— it 
0 
witehe The 
Corn Marigold (Ohrylamtseat segetum, L., a ieinded sess Apes: 
is said to be such a pest to the agriculture of rath gia not appear 
to have found its way, as yet, to the United Sta 
18. TANACE’TUM, L. Tansy. 
[Corrupted from Athanasia, Gr., a, not, and Thanatos, death: from its durable flowers.] 
Heads with the florets all perfect, with the marginal ones —s ina 
e series. Scales of the iwolucre imbricated, dry. 
or less convex. Akenes angled or bed, Wr a ae ease disk. 
Pappus none or minute, paces -erennial herbs, oF 
ants. Leaves alternate, dissect dace ‘ 
sok at vulga’re, L. Stem herbaceous, smoothish ; leaves risen 
aie rachis and lobes incised-serrate ; 
eons, in a dense fastigiate corymb ; pappus eoroniform, of resi’ 
Coumon Tanacet om. Tansy. 
FP. "Vatnlaies:- Gere..Dot Der Raiohr.. Span, Tenacto, 
