June 24, 2015

Botanical Names: Golden Trumpet

Updated on 28th July, 2015

Kingdom: Plantae
Subkingdom: Tracheobionta – Vascular plants
Superdivision: Spermatophyta – Seed plants
Division: Angiosperms - Flowering plants
Class: Dicots
Subclass: Asteridae
Order: Gentianales
Family: Apocynaceae (The Oleander family)
Botanical name: Allamanda cathartica
Common Name: Golden Trumpet
Malayalam Name: Manjakolambi
Habit: Perennial Climber

The plant is so-called because of its trumpet shaped golden yellow funnel-shaped flowers. It is widely cultivated as an ornamental. The plant is notable for its medicinal properties as well, but if not properly prepared can be toxic at the same time. The extract of Allamanda leaves, stems and flowers have in-vivo anti-tumor activities against leukemia in mice and against human carcinomamia of the nasopharynx in culture. Leaf and root decoction of Allamanda are used as a laxative and emetic in traditional medicine. The leaves, root, flowers can be used in the preparation of a powerful cathartic (hence got the name cathartica). The milky sap is known to possess antibacterial and anticancer properties, however it can also cause skin and eye irritation. 

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Location: My home garden at Kottayam, Kerala