Iochroma calycinum
NameIochroma calycinum
Scientific NameIochroma calycinum
Common NamesCloud Forest Iochroma, Purple Bells, Violet Trumpet Flower
Plant FamilySolanaceae
Natural HabitatNative to the cloud forests and montane regions of the Andes in South America, particularly in countries like Ecuador and Peru. It thrives in moist, cool, high-altitude environments.
Parts Usedleaf,flower,whole_plant
Medicinal Actionsanalgesic,sedative
Traditional UsesTraditionally, some Iochroma species, including potentially I. calycinum, have been used by indigenous communities for their potent psychoactive and narcotic properties. These uses are often in ritualistic contexts or for severe pain relief and sedation, but due to extreme toxicity, such applications are highly specialized and dangerous.
Active Constituentsscopolamine, atropine, hyoscyamine, tropane alkaloids
Preparation Methodsinfusion,decoction,tincture,poultice,powder
Contraindications & WarningsEXTREMELY TOXIC. All parts of Iochroma calycinum contain potent tropane alkaloids. It is strictly contraindicated for pregnant/nursing women, children, and individuals with glaucoma, heart conditions, or prostate enlargement. Misuse can cause severe anticholinergic effects, including hallucinations, delirium, tachycardia, dry mouth, blurred vision, and can be fatal. Avoid concurrent use with other anticholinergic drugs.
Cultivation NotesThis plant prefers moist, well-drained soil and partial shade to full sun. It is frost-tender and often grown as a container plant or annual in cooler climates, requiring consistent moisture and protection from strong winds.
Rarityuncommon
Description
Iochroma calycinum is a shrub or small tree native to the Andes, characterized by large green leaves and clusters of pendulous, tubular flowers. The flowers are typically purple, fading to a lighter shade towards the calyx, and have a distinctive flared limb. It is often grown ornamentally for its attractive blooms.
