Aponogeton. HEXANDRIA. TRIGYNIA. 211 
Found, with the former species growing in shallow © 
fresh water all over the Circars, 
3. A. undulatum. R. Said a 
Stoloniferous. Spikes meaples Leaves lanceolate, 
waved. 
A native of Bengal, and like A. monostachyon, grows 
in standing sweet water. It flowers during the rains. 
Root tuberous, perennial, stole-bearing and edible. 
- Leaves radical, petioled, generally under, or floating on 
the water, lanceolate, waved, from ‘three to five-nerved, 
with numerous, small, expanding yeins, from four to six 
inches long, and Jess than one broad, Petioles compress- 
ed, shorter than the leaves, __ Scapes round, smooth, the 
length various, according to the depth of the water, 
thickening as it ascends. Spikes simple, crowded with 
flowers. Bractes and stamens as iti A. monostachyon. 
Germs three, sometimes four, but this does not affect the 
number of stamens ; in all the flowers I examined, they 
are invariably six. Capsules smooth. Seed generally one 
or two, oblong. : 
4.A. microphyllum. R. 
- Root tuberous. Spike single, simple: Leaves radical, 
cylindric, many times shorter than the spike. Capsules | 
with one or two seeds, 
A native of damp places near the Bhotan’ mountains, 
Flowering time, the rainy season. 
Root tuberous, and esculent. Leaves radical, ett 
about three, four, or five to the scape, spreading close: 
on the surface of the earth, sub-semicylimdric, their mar- 
gins being incurved ; about one inch long, and one-eighth’ 
ofaninch broad. Scape erect, round, smooth, three or four 
times longer than the leaves. Spathe caducous. _ Spike 
terminal, suberect, every where covered with beautifal: 
blue colounps flowers. Calyx ( bractes or coroly tele Wes 
Aa2 eae 
