ARUM FAMILY. 845 
dicecious ded aborti nia Spadix naked pee elongated abov: oral en. 
oot gah Sraminate Fx. of whorls of 4 or more hohe: ihe 
very short ; ‘enelions 2- 4 ce viata FL. consisting of a L-celled 
ov i epre stiema, containing 5-6 strai vules, erect — 
Se ‘ 
min Perennial herbs with a tuberous rhizoma ; 
petioles ‘elongated ; spadix on a scape ; berries orange-re 
1. A, triphyl’lum, Torr. Leaves mostly i e fs sshd a divided,— 
the segments elliptic-ovate or lanceolate, entire, sessile ; ; 
spadix clavate, obtuse, shorter — the pet 
THREE-LEAvED Aris@Ma. Indian Turnip. pe 
Root peren: — AO a ig of numerous fibres proceeding from the as of an orbicular 
depressed rugose cormus, or mateatnend. stem stem noni mostly 2 
(sometim: ternate ; the leaflets or segments be = pe 6 or 8 hichaw long, smooth. 
green or often torah thin and membranaceaus, or rious, when dried ; com- 
petioles 9-18 inches long, inserted on the cormus, = are ne the central scape 
‘ 
eae ale eal 
ase. -15 inches high, situate between the leaves, the base inclosed by the 
sheathing petioles. Spathe 3~5 inches long,—the lower half commeeiate, the upper half 
(or limb) a little dilated, flat, ovate-lanceolate, acuminate, and c' cullately incu ie often 
variegated with dark-purple and ae — stripes and spots. Spadiz mi mostly unisexual, 
with the summit clavate, naked an ooth, m uch shorter than the pathe, but a little ex. 
e convolute portion "numerous, in a dense oblong cluster around 
the base of the ath carlet when mature. 
Ss 
for the sake of the cormus, or tuberous rhizo ma,—which is used at the 
table as a substitute for the Suet or yam. 
2. SYMPLOCAR’PUS, Salisb. 
2 (Greek, Symploke, connexion, and Karpos, fruit ; descriptive of the Largs. ” 
: Flowers with floral ath. ena 
ace oval, or subglobose, densely co with Ts. 
Sepals 4, persistent, hy or baccate. mens 4, opposite 
the sepals ; filaments cluded ; gathers ed. 
l-celled ; ovule single ; style ‘tei, cal, Tal te termi 
stigma. Berries co coalescing, 1-celled ‘Seed destitute of oe 
-bumen. aes 
i §, fo’ tidus, Salisb. St I , i dat 1, i ein: pé dix 
