Plants of the Punjab. 547 
Prostrate HERBS WITH ALTERNATE STIPULATE SIMPLE LEAVES. 
Polygonum 
cognatum, 
PoLYGONACES. 
Pes Ll, ve 2be 
Himalaya, 
11-14,500 ft. 
Kashmir. 
Polygonum 
aviculare, 
Knot grass, 
Machoti, kesra, 
banduke. 
PoLYGONACEA, 
F. B. I. v. 26, 
Himalaya, 
6-10,000 ft. 
Simla (Collett), 
Kashmir, 
Baluchistan 
(Boissier). 
Polygonum 
tubulosum, 
PoLyYGONACER, 
if Bel, v.27, 
Himalaya, 
6-7,000 ft. 
Lahul. 
Polygonum 
plebejum, 
PoLYGONACER. 
FOB. vedi. 
The Plains to 
5,000 f°. 
Valleys below Simla 
(Collett). 
Kashmir. 
Indus Valley. 
PETALS NONE. 
like the last species, but stems short, little branched, 
calyx very thick, lobes round with white margins, nut 35 
in., ovate, flattened. 
medium size, annual, smooth, stem and branches pros- 
trate, 12-24 in., leafy, finally grooved, leaves 3-1 in., nar- 
rowly lanceolate, almost sessile, sometimes glandular- 
dotted, stipules long, tubular, nerves several, strong, 
straight, flowers small, green with white or red tips, in 
axillary clusters, nut. minutely wrinkled ; for other charac- 
ters see the last species, This plant is applied externally 
as an anodyne, the seeds are emetic and cathartic. 
like the last species, but branches angular not grooved, 
leaves linear, margins recurved, flowers sessile, calyx with 
short teeth, not distinctly 3-sided, smooth, shining. 
like Polygonum aviculare, but entirely prostrate, 
stipules few, nerved or nerveless, not rhombic, smooth, 
not wrinkled. <A very variable plant. 
- nN2 
