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208 HEXANDRIA TRIGYNIA. Rumex, 
Panicles oblong. Flowers solitary, valves of the calyx 
equal in length, and awnless, but amplyciliate on the 
back. 
Pharus ciliatus. Retz. obs, 5. p. 23. 
A native of Bengal, where it occupies with its primitive 
roots the margins of pools, lakes, &c. of sweet water, 
sending forth innumerable, several-fathoms-long, float- 
ing stems, and branches over the surface of the water, 
to a much greater extent than L. aristata, which grows 
in the same manner, but rarely extends more than a few 
feet. Cattle are fond of the former. 
Compare with Leersia hexandra of Swartz, and Leer- 
sia australis Brown’s Prodromus. In both the foregoing 
species I have never found the flowers completely herma- 
phrodite. 
HEXANDRIA TRIGYNIA. 
RUMEX. Schreb. gen. n. 613. 
Calyx three-leaved. Petals three, converging. 'Three- 
seeded. 
1, R. acutus. Willd. 2. 253. 
Annual (in India.) Flowers hermaphrodite, valvelets 
all grain-bearing, at the flowering time entire, at the fruit 
time toothed; verticels approximate, with most numer- 
ous, pedicelled, drooping flowers. Leaves lanceolate, 
entire. : | 
_ Hind. Jool-pallum. 
Beng. Bun-palung. 
This plant is common about Calcutta in low places, 
during the dry season, it perishes as soon as the first rains 
begin. * 
Root long, slender, somewhatramous, annual, external- ‘ 
ly of a pale yellowish brown colour. Stem erect, ramous, — 
