acet *c acid 11.
* u ^stan Ces ’. ani * t le °'^ s ( v0 ^ at ^ e an <f fi-'icd). Koeue says, pyrethrin consists of three
f). j{ n row ™ acrid resin, soluble in alcohol, insoluble in water or caustic potash.y. a brown fixed oil, soluble in potash.
V e low acnd oil, soluble in potash.
Apph?° L ° GICAL Effects. —Pellitory is an energetic local irritant.
Esf t0 s ^’ n ’ d acts as a rubefacient.
I'ield s ’T'® car cely ever employed internally. Its principal use is toHoguJ 1 - tlncture for the relief of toothache. As a masticatory and sialo-head 6 *V S c i* ew ed in some rheumatic and neuralgic affections of theis 0c an . i' ace i and in palsy of the tongue. In relaxation of the uvula itpW^nally employed in the fonn of gargle. It was formerly em-Ad\ mteniall y as a gastric stimulant.
( ^intstiution.—D ose, as a masticatory, 5ss. to sj.; Tincturapyrethri
live, ° SC( 1 °f pyrethrum; water, of each, one part; rectified spirit,e Parts) is used to relieve toothache.
■Artemi'sia Absin’thium, L. E. D.— Common Wormwood.
Sex, Syst. Syngenesia, Polygamia superflua.
^ (Herb, E.— Summitates florentes, D.)
(0 * T0 ^—In all probability this plant is the a\pvvBiov of Hippocrates
The te* & c ‘ ec * - Eais.) and Dioscorides (lib. iii. cap. 26).
T<. st „ rin wormwood occurs several times in our translation of the Oldaj)p C ar'C® eut . xxix. 18; Prov. v. 4); but the plant meant wouldHot ? ^ >0 ^ 1 fitter and poisonous.
ia° Us AN II - Gen. Char. — Heads discoidal, liomogamous or heteroga-VvJth * f 1 ° rc d f! of the ray in one row, usually female and three-tootlied,elite q , 0n g bifid protruding style; of the disc fivetoothed, hermaphro-iiph^i r / ) T fbe abortion of the ovary, sterile or male. Involucral scales°r con . scarious at the edge. Receptacle without pal esc, flattish
miu m ' ex > n aked or fringed with hairs. Achene obovate, bald, with aSr ^Pigynous disc (D. C.)
the S p —“An erect undershrub. Leaves silky, hoary, tripinnatisect;
rac einn Cnts . i ance °iate, somewhat dentate, obtuse. The heads small,s°me, v f e 'P a niculate, globose, nodding. Exterior scales of the involucrebaked ( n ii near J i ax j interior ones rounded, scariose, somewhat
Herb' ^
liar 0 d 0 Coverec f with silky hoariness, intensely bitter, with a strong pecu-or Ur - Stems numerous, about a foot high. Leaves rather greenerdeader U bP cr side; lower ones on long footstalks; upper on shorter,l} An ^°® e what winged ones. Florets pale yellow, or buff.
Desc ^ n< ‘lgenous; in waste grounds. Perennial. Flow'ers in August.^rtirnii * ii>Tion -—The dried herb w ith the flowers, or the tops ( herba seustrong nr ab . sinthii )’ have a wliitish-gray appearance, a soft feel, aar °hiatic^ < t rna ^ C an< ^ somew bat unpleasant odour, and an extremely bitter'irirl lu _j. a ste. The cold watery infusion becomes grayish, olive-green,Comivi pinnate of iron) on the addition of sesquichloride of iron.Mat. ]u «Hon.—T his plant has been analyzed by Kunsemuller (Pfaff,UaynesV' ^ V ' by Braconnot (Bull, de Pharm. v. 549), and by
by Leoip v'^ Cr ’ Handb. d. Pharm. ii. 1509). The extract was examinedar di ( Journ. de Pharm. xiv. 620). Braconnot found volatile oil