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Poison nut Tree

The scientific name of Poison nut Tree: Strychnos nux-vomica

Name of Poison nut Tree in different languages:-

English: Semen Strychnos, Nux vomica, Quaker buttons.

Sanskrit: Vishadruma, Vishamushty


Malayalam: Kanjiram കാഞ്ഞിരം

Plant description:

It is a deciduous medium-sized tree found in open areas. Its leaves are dark green, hard, oppositely arranges, ovate and 10 cm in long and 7.5 cm wide, flowers are small, pale green colored and funnel shaped, fruits are hard shelled, green and it became orange when ripe, a jelly like fruit contain 5 seeds inside which are dark, flat and disk-shaped.

Useful plant parts:

Bark, seed

Leaf Arrangement

Shape-Cordate Margin-Entire Venation-Arcuate
 Cordate-heartshaped  Margin_Entire  arcuate


Nux vomica- Poison Nut tree Leaves Nux vomica- Poison Nut tree Seeds

Medicinal uses:

To treat Blood pressure.

Chemical contents:

Highly poisonous (Nut, bark), it contains alkaloids like strychnine and brucine

Poison nut Tree is the one of the ingredients in the Ayurveda medicines like-





Rheumallin tablets

Katakakhadiradi Kashayam


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