108 WEEDS AND USEFUL PLANTS. 
1 B. tincto’ria, R. Brown. Bushy; smooth, and rather glaucous ; 
_ leaflets cuneate-obovate ; sciprilbs subulate, deciduous ; ; racemes termi- 
nal, few-flowered. 
Dyer’s Baptista. Wild tit Horse-fly Weed. Rattle Bush. 
Perennial. Stem about 2 feet high, much branched. Zeaffets half an inch to an inch 
long ; common petioles 1 line to #4 of an ‘neh in le ngth, Flowers yellow ; calyx 4-toothed— 
the 2u upper oe emanate being unite Legumes about half an inch long, inflated, conspicu- 
ously stipitate. 
Dry hills and woodlands: common. June -—September. 
Obs. The Wild Indigo, which is introduced here on account of its re- 
puted medicinal qualities, is — ous when in flower, especially in 
sandy — ay fie on It is said that a coarse kind of apse can be 
pre ts leaves, but we know of no reliable ex ments U upon 
this point. Mdicinally” it is ai to possess emetic and nutghGive prop- 
I 
erties, 4 
is often used to drive flies away from horses, being attached to their 
rness, hence one of the common names ; it is og robable ane its s efney 
in this case, if there be any, is wholly mechanical, and n any 
iar property of the plant. Several ote species are ° Found 4 in the 
uth and West; among Le s B, australis, R. Brown, which is 
often cultivated,—it is 4-5 feet oh with large racemes, 1-2 tee t 
long,—of handsome blue flares: 
16. CER’CIS, L. Rep-zup. 
[Greek, Kerkis, a weaver’s shuttle ; from the form of the legume.] 
Calyx 5-toothed, Corolla scarcely papilionaceous ; petals all distinct, un- 
guiculate,—the ‘vexillim smaller than the wings, and <eel- 
er. S&S . Legume oblong, acute at each end, much 
-celled, many-seeded,—th sut se 
compr 
Scutttae radicle st straight. Sone a with simple entire leaves, 
tipules. Flowers fasciculate along the 
-esaarkeg appearing before the leaves. 
L C. Canaden’sis, L. Leaves orbicular-cordate, acuminate, villous in 
the axils of the nerves beneath. 
Canapran Cercis. one doers 
sy po °F April. a June. 
_ Obs. This little tree is admired, in early spring, for its clusters of 
‘gual flowers, ce clothe the branches, and even the trunk, in purple, 
before the leaves appear. Although not of nericultiis? rtance, ‘it 
ae fey ber kn own, and to have a place among ornam ctl air 
and tres, around the mansion of the t pe Bee 
