Operculina macrocarpa
NameOperculina macrocarpa
Scientific NameOperculina macrocarpa
Common NamesGiant Potato, Brazilian Jalap
Plant FamilyConvolvulaceae
Natural HabitatNative to tropical and subtropical regions of the Americas, it thrives in disturbed areas, forest edges, coastal zones, and open fields, often found in warm, humid climates.
Parts Usedroot
Medicinal Actions
Traditional UsesTraditionally, the root of Operculina macrocarpa has been used as a powerful purgative and laxative. It was employed to treat severe constipation, expel intestinal parasites, and as a strong detoxifying agent in traditional medicine systems.
Active Constituentsresin glycosides, operculins
Preparation Methodsdecoction,powder
Contraindications & WarningsDue to its strong purgative action, it is contraindicated in pregnancy, lactation, children, and individuals with inflammatory bowel conditions, abdominal pain, or dehydration. Excessive use can lead to severe electrolyte imbalance and gastrointestinal distress.
Cultivation NotesThis tropical vine prefers full sun to partial shade and well-drained soil. It is a vigorous grower and can be invasive in suitable warm climates, requiring ample space and support for climbing.
Raritycommon
Description
Operculina macrocarpa is a vigorous perennial vine characterized by its large, white, trumpet-shaped flowers and heart-shaped to ovate leaves. It typically climbs or trails over other vegetation, producing substantial tuberous roots.
