268 WEEDS AND USEFUL PLANTS. 
DIVISION LI. 
APET’ALOUS EX’OGENS. 
Corotxa none ; the floral 7 Ail oi being in a single series (calyx), or 
sometimes wanting ‘altogether 
Orver LVI. ARISTOLOCHIA’CEA. (Brirruwort Famtry.) 
shrubby pla ee nearly stemless, sometimes twining and climbing 
fon alternate , simple, entire, m e or less cordate at base, petiolate, often aie leaf- ike 
tube More or teas: coher t with the ovary, ree obed, 
—— in the bud ; stamens 6-12, more - less united with the style ; anthers adnate, ex. 
trorse ; ovary mostly nPop j fruit . — y-seeded 6-celled pod or be erry ; ote 
raphe and a te embryo in 7 eitemes 
1. ARISTOLO’CHIA, Tope. Brrtawort. 
7 
[A Greek name,—t virtues of the plant.] 
Calyx colored, be pt: ae lower ah ate adherent to the ovary, ven- 
negate the straight or curved ; mes abou, 2- ss 
— fb lore : kcbe canes t igalate or exteaded to a li ip. 
tg onthe wholly adnate to the te ck of the short at I eshy 
3 lobed or angled Amo Capsule aked, 6-valved. Erect 
twining perennials with lateral or axillary me mb or lurid-purple eed 
ers. Capsule coriaceous, 6-celled, septicidally 6-valyed. Seeds numerous 
A, ta’ria, = Stem erect or ascending, flexuouse ; oe 
lance-oblong, acuminate, entire, cordate (and sometimes auriculate te) at 
base ; peduncle sub-radical ; calyx-tube much bent. 
Swake-RooT ARISTOLOCHIA. ea Snake-root. 
perennial, of numerous rather coarse Stem herbaceous, 9-15 inches high, 
sane or branched from the slend vy anlar pubescent, 2 heal above, nearly 
naked or with small abortive ortho low. -4 or 5 inches long ; petioles 0 
fourth of an inch to near an in Salo large, few or solitary, near the 
base hig stem, and often ci ae beneath dead leay we flexu  pe- 
ee inches in length, Calgs a dull purplish bro ied subcoriaceous, — 
Seok gintioes at the angle —the limb dilated and somewhat 3-lobed. Capsule tur 
or roadie oie sats, somewhat Pedy pubescent. 
Rich woodlands : throughout the United States. Fl. June. Fr. July-August. 
er This little pines 5 is to be found in almost every woodland, where 
is good ; and its medicinal value, as an arene stimulant, ren- 
nother L’Her., the Pipe 
Pipe, j is a ori of the te Wes and South. It is a tall climber, 
often cultivated as an ental vi ts 
resembling a Dutch Pipe, are very tite 
