ISATIS.— WOAD.
133
R. Root of Florentine Iris,
one ounce and a half.Starch, two ounces and a half.
Sugar, twenty ounces.
Mucilage of Tragacanth,
a sufficient quantity.Make trochiscs. (Ant.)
PASTE OF FLORENTINE IRIS. (VAN MoNs)
R. Root of Florentine Iris, one part.
Cold Water, sixteen parts.
Infuse for some hours, and strain ; heatthe liquor with
Gum Arabic, twenty parts,
and when dissolved, add
Sugar Candy, fifteen parts.
Clarify with white of egg, strain, evapo-rate to the consistence of jelly, and pourupon an oiled slab.
VIOLET WATER.
Aqua violácea. (Si'Ielmann)
R. Root of Florentine Iris, four ounces.Alcohol, thirty-two ounces.
Infuse for fifteen days.It is used principally as a cosmetic.
OIL 07 IRIS.
Oleum Iridis seu Ireos seu irinum. (Bruns, jHisp. ; Palat. ; Sard.)
R. Root and Flowers of Iris,
one part and a half.Olive Oil, three parts.
Digest for two days in a water-bath ; ex-press when cold, and repeat the macerationon fresh herb. (Sard.)R. Root and Flowers ofIris,Olive Oil,
Boil slowly to the consumption of thehumidity, (Palat.)R. Fi esh Root of Iris,
one pound and a half.Olive Oil, three pounds.
of each,an equal part.
Digest for twenty-four hoiirs ; then boilto the consumption of the humidity, strainwith expression, pour the liquid upon halfan ounce of flowers of iris, digest for twelvehours, boil to the consumption of the hu-midity, and strain. (Hisp.)
R. Juice of the Root and] „ ,
Flowers of Iris, }■ , »
Olive Oil, J »»equal part.
Boil to the consumption of the humidity,and express. (Bruns.)
pectoral ointment.
Unyuentum Pectorale. (Sard. ; Wirtem. ;Spielmann)
------ Chamomile, "1
------- Violet, J
four ounces.
of each,
three ounces.
six ounces.
of each,
two ounces.
three ounces.
R. Oil of Almonds— ChamomileViolet,Butter,
Chicken's Fat,Duck's Fat,White Wax,Add to the melted mass,
Powdered Florentine Iris, two drams.
------------- Saffron, half a dram.
Mix. — This was formerly recommendedto children with cough and difficult respira-tion.
AROMATIC VINEGAR. (FeRR.)
R. Vinegar,Root of Iris,Petals of Roses,Flowers of Clove-pink,
1
six pounds.
of each,one ounce.
>
Cinnamon,
Nutmegs,
Cloves,
Orange Peel.
Storax,
Benzoin,
Marjoram,
Mint,
Thyme,
Dittany of Crete, J
Digest for one month, and distil with amoderate heat.
of each,two drams.
of each,one ounce.
ISATIS TINCTORIA, Linn.— WOAD.
Synonimes :— Pastel, Fr. ; Fserberward,Germ. ; Wede, Dan. ; Pastel, Span. ;and Port. ; Verfwede, Dut. ; Guado,Ital. ; Linilo, Pol. ; Vejde, Swed.
Bruns. ; Gall. ; Bergius ; Guibourt.A plant of Europe. {Tetradyuamia Sili-
culosa, Linn. ; Cruciferce, Juss. ; Fig.
Zorn. Ic.pl. t. 191.)The herb {Herba Glasti seu Isatis) is em-
ployed. It consists of glabrous, rather glau-cous leaves, the radical ones being lanceo-lated and narrowed into petioles at the base,and caulinary being sessile, semi-amplexi-caul, and prolonged into two appendices atthe base. It has an acrid and bitterishtaste.
A colouring principle is derived from it,resembling indigo, Indiyotine or Isatine.