Botanical name : Datura arborea Linn. (D. suaveolens Humb & Bonpl)
Family : Solanaceae
SANSKRIT SYNONYMS
Brihatdattura, Vrikshadattura
AYURVEDIC PROPERTIES
Rasa    : Tikta, Katu
Guna   : Lakhu, Rooksha, Vyavayi, Vikashi
Virya   : Ushna
Vipaka : Katu
PLANT NAME IN DIFFERENT LANGUAGES
English  : Datura tree, Angel’s trumpet.
Hindi  : Dattura 
Malayalam : Maraummam, Valiya ummam, Veliummam
Distribution – Throughout India growing wild in high altitudes. 
PLANT DESCRIPTION
A large shrub or small tree grows up to 5 meters in height. Leaves simple, opposite (check) ovate-lanceolate, acuminate; flowers solitary, axillary, whitish like a long funnel and are sterile.
MEDICINAL PROPERTIES
Plant pacifies vitiated vata, kapha, arthritis, ulcer, skin diseases, lumbago, sciatica and dandruff on external application. Internal use of this plant is uncommon.
Useful part : leaves.