196 DIOECIA, HEXANDRIA. 
Sarsaparilla. 
A climbing plant, in all swampy hedges of the neighbour- 
hood; common. Possesses medicinal virtues. Perennial. June. 
378. DIOSCOREA. Gen. pi. 1530. {Asparagi.) 
Masc. Calioe 6-parted. Corolla none. Fem. 
Flower as the male. Styles 3. Caj/snle 3- 
celled, triangular, compressed ; cells S- 
seeded. Seeds membranaceously margin- 
ed. — JSTutt. 
giauca. 1 . D. leaves in four’s, alternate, cordate, acumi- 
nate, glabrous, 9-nerved. B. 
D. giauca, Mulil. 
D. quaternata, Walt? 
Smooth-leaved Yam-root. 
A twining plant, found in thickets and hedges ; not very 
common. Perennial. June. 
viiiosa. 0 . D, leaves alternate, opposite, and verticillated, 
cordate, acuminated, pubescent beneath, 9-nerv- 
ed : lateral nerves simple. — fVilld. and Pursh. 
D. quinata, Walt, 
n. paniculata, Mich. 
Icon. Jacq. ic. t. 626. (Pursh.) Pluk. aim. t. 
575. f. 5. 
Villous-leaved Yam-root. 
In similar places, and sometimes in fields ; common. Pe- 
rennial. June. 
379. GLEDITSCHIA. Gen. pi. 1526. {Legtminosce.) 
Hermaph. Calix 6 to 8 parted, deciduous, 
3 or 4 of the exterior segments smaller. 
Corolla none. Stamina 5 or 6, rarely 8. 
Legume flatly compressed, 1, or many- 
seeded. Masc. Calix subturbinate, 5 to 
