Tacca. HEXANDRIA MONOGYNIA. 171 
divided parietal receptacles, reniform, ribbed. Integu- 
ment single, tough, dark brown. 
2. T. levis. R. 
Leaves oblong, entire ; petioles and scapes smooth. 
Moti? munda, the vernacular name in Silhet, where it 
is indigenous, and from whence it was introduced into 
the Botanic Garden at Calcutta, where it blossoms dut- 
ing the hot, and rainy season. 
Root a subcylindric, perennial tuberous body furnishing 
numerous dark brown fibres, which penetrate the soil in 
every direction. Stem none. Leaves radical, petioled, 
oblong, acuminate, entire, smooth on both sides; general 
length about twelve inches, and the breadth five or six. 
Petioles about as long as the leaves, base sheathing, 
above the sheathing part cylindric, and slightly grooved 
on the inside, every part perfectly smooth. Scapes axil- 
lary, solitary, shorter than the petioles, round, smooth, of 
adark green purple colour; direction more or less re- 
curved. Involucre four-leaved ; leaflets equal, and equally 
disposed crosswise in opposite pairs, sessile, ovate, finely 
acuminate, smooth, many-nerved, about two inches long, 
and one broad. Flowers from six to twelve in the umbel, 
intermixed with many long, filiform filaments, pretty 
long pedicelled, large, of a dark greenish grey violet co- 
lour. Calyx one-leaved ; tube or base bowl-shaped, and per- 
Manent ; border six-parted ; three exterior segments ra-. 
ther longer, narrower, and more pointed than the inner 
three, which are broader, all deciduous. Filaments six, 
inserted into the tube of the calyx near its base, vaulted, 
with the linear, two-lobed Anthers attached to the innér 
Side of the vault. Germ inferior, clavate, turbinate, three- 
sided, six-keeled, one-celled, and containing numerous 
ovula, attached to three bifid parietal receptacles. Style 
short. _ Stigma of three rather recurved double Johes,, al- 
late with the stamina. 
$2 
