Nasa triphylla
NameNasa triphylla
Scientific NameNasa triphylla (Juss.) Weigend
Common NamesOrtiga brava, Pega pega, Stinging Loasa
Plant FamilyLoasaceae
Natural HabitatNative to the Andes mountains of South America, it typically grows in disturbed areas, roadsides, forest edges, and agricultural fields at moderate to high altitudes.
Parts Usedleaf,whole_plant
Medicinal Actionsanalgesic,anti-inflammatory,diuretic
Traditional UsesTraditionally used externally as a counter-irritant for rheumatic pain, arthritis, and muscle aches, often by direct application of the stinging leaves (urtication). Internally, it has been used as a diuretic and for respiratory conditions, though this is less common and requires careful preparation due to its irritant nature.
Active Constituentshistamine, acetylcholine, serotonin, peptides, flavonoids, phenolic compounds
Preparation Methodspoultice,infusion,tincture
Contraindications & WarningsDue to its potent stinging hairs, direct skin contact can cause severe irritation, redness, and itching. Not recommended for individuals with sensitive skin or allergies. Internal use should be approached with extreme caution and under expert guidance due to potential gastrointestinal irritation.
Cultivation NotesThis plant thrives in moist, well-drained soils and prefers partial shade to full sun. It is often found in disturbed habitats and can be propagated by seed. Handle with care due to stinging hairs.
Raritycommon
Description
Nasa triphylla is an herbaceous plant characterized by stinging hairs covering its stems and leaves. It produces distinctive flowers with five white petals and a complex, colorful central corona of red, yellow, and green scales.
