Devil's Trumpet is an annual herb, 0.5-1.5 m tall,
becoming hairless. Stems are often dark violet. Leaf-stalks are 2-6 cm;
leaf blade ovate or broadly ovate, 5-20 x 4-l5 cm, membranous, becoming
hairless, base flat or wedge-shaped, asymmetrical, margin irregularly
sinuate-toothed, lobed, or entire, tip tapering; veins 4-6 pairs.
Flowers are erect, white, yellowish, or pale purple, funnel-shaped,
sometimes doubled or tripled, 14-20 cm; limb 6-10 cm in diameter; lobes
elongate. Flower-stalks are about 1 cm. Sepal-cup is tubular, 4-9 cm.
Anthers are 1-1.2 cm. Capsules are deflexed, nearly spherical, about 3
cm in diameter, warty, irregularly 4-valved, subtended by remnants of
persistent sepal-cup. Devil's Trumpet is from Mexico, naturalized in
India. Flowering: March-December.
Medicinal uses: Traditionally, Devil's Trumpet
is used in many diseases, including neurological and heart diseases;
fever; catarrh; pain; diarrhea; skin diseases; chronic bronchitis;
asthma; digestive disorders; and so on.