Operculina riedeliana
NameOperculina riedeliana
Scientific NameOperculina riedeliana
Common NamesRiedel's Operculina
Plant FamilyConvolvulaceae
Natural HabitatNative to tropical and subtropical regions of South America, particularly Brazil, Paraguay, and Argentina. It thrives in disturbed areas, forest edges, clearings, and along roadsides, preferring well-drained soils.
Parts Usedroot,whole_plant
Medicinal Actionsanti-inflammatory,antimicrobial,antioxidant,diuretic
Traditional UsesTraditionally, the root of Operculina riedeliana is primarily used as a strong purgative or laxative to treat severe constipation and expel intestinal parasites. It is also employed in some traditional systems for general 'cleansing' or detoxification, and potentially for inflammatory conditions, drawing parallels with closely related species.
Active Constituentsresin glycosides, flavonoids, coumarins
Preparation Methodsdecoction,powder
Contraindications & WarningsDue to its strong purgative action, it is contraindicated in pregnancy, breastfeeding, severe gastrointestinal conditions (e.g., inflammatory bowel disease, appendicitis, intestinal obstruction), and dehydration. It can cause severe abdominal cramping and diarrhea and should not be used for prolonged periods.
Cultivation NotesThis vine prefers full sun to partial shade and well-drained soil. It is suited for tropical and subtropical climates and can be propagated from seeds or stem cuttings. It often grows vigorously in suitable conditions.
Raritycommon
Description
Operculina riedeliana is a perennial herbaceous vine characterized by its climbing or trailing habit, heart-shaped to ovate leaves, and funnel-shaped white or yellowish-white flowers. The plant produces distinctive inflated, reddish-brown calyces that enclose the developing fruit or buds, as seen in the image.
