( 20 ) 
Ipf common Arfmart, for the moft part of a pafc 
red colour •, but fometimes white. 
5. Terftcaria fclio fubtus ' incano^ R. 145. Art 
ma t, with leaves hoaiy underneath. ' ^ 
6. Perficarid mitis major., folits pallidioribuSy R. 
I45. Dead Arfmart the Greater, with pale leaves’. 
It grows upright, three feet high: The talk is as 
thick as one’s linger, having feveral fv/elling joints ; 
The leaves ‘are fix or nine inches long, and two broad^ 
fprinkled' over' with a pale whitilh colour they are 
fometimes fpotted; Its fp’ikes are thicker than that of 
common Arfmart, and commonly hang downwaitl 
by reaibn of its weight. 
7. Perjicaria foliis 'Salicis alb^e^ vulgaris., R.145.' 
Arfmart, with leaves refembling tliofe of the White- 
willow. ' 
S. Perficaria latifoUa geniculata^ caulibus macula-^ 
tjs., R. 145.' Broad-leaved, jointed Arfmart, with 
fpotted ftalks. ' ' ’ ‘ 
’ 9". Perficaria Salicis folia per ennls., Potamogiton an- 
guftifolium dibla. Potamogiton angujlifolium., R. 145, 
G. 675. Pot. '2.'feu Salicis folio., Fontalis 
major longifolio., P. 1254. Perennial, Willow-leaved 
Arfmart, commonly called Narrow-leaved Pondweed. 
It grows, for the moft part, in the water, but often 
found upon dry ground : When it grows in the wa- 
ter, the' leaves are fmooth and fhining *, but when 
blit of the water, they are like thdfe ot the Willow, 
but more long, rough, and hairy. N. B. Both forts 
df ‘leaves are fometimes found upon the fame plant. 
10. Perficaria maciilo fa procumbens foliis fubtus in- 
canis., R. 146. Procumbent fpotted ’Arfmart, with 
leaves hoary on the’ under-fide.- 
■The diftilled water of Arfmart has been accounted an extraor- 
dinary remedy for the ftone. It is commended aifo for being very 
deaniing, and good for old ilubborn ulcers. 
PoLYGONUTvi, Knot-grafs, has long fiender round 
ftalksj full of joints ^ andj for the moft part, ly- 
* ■ ' ^ ing 
