Page 107 - pharmacognosy2- pharmD- e-book

Roots Containing Miscellaneous Constituents

1- Isoflavones: Derris root 2-
Phlobatannins: Krameria root.
3- Lactones: Kava-Kava root.
4- Polysacarides: Astragalus root
5- Acids: Echinacea

Derris root

Derris is the dried rhizomes and roots of Derris species Family
Leguminoseae.
Constituents: mainly rotenone (isoflavone) 3-10%.

Uses:
It is used in the form of Prepared Derris powder as safe insecticide.

It is not poisonous to man and domestic animals, but inhalation of the
powder produces unpleasant symptoms.

N.B. before its use as insecticide, it was used to paralyze fish, also applied
to treat head lice and scabies.

Krameria root
Peruvian Rhatany root

‫جذر الكرامريا‬
The bark readily separates from the wood. The bark is astringent but the
wood almost tasteless.

Constituents: known as
1- Mainly tannins (7-18%) phlobatannins(condensed)

krameria-tannic acid (dark red colour).

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