False Shamrock
Oxalis triangularis A.St.-Hil.
Oxalidaceae
Location in our garden



Overview
It is native to several countries in southern South America. The edible leaves and flowers are gathered from the wild and consumed locally. The plant is often grown as an ornamental.
Vernacular Names
No found data on this. Need further research.
Agroecology
Grows amongst rocks by streams at elevations of about 600 m around Rio de Janeiro. Easily grown in a sandy soil in a warm dry position in sun or light shade. Grows well in a dry shady corner.
Morphology
- Roots - Fiber roots are up to 5 cm long and 15 mm wide.
- Umbi - look like small pinecones and are immature.
- Leaves - three foliate and petiole measuring 5-15 cm. The leaves are in the shape of an inverted triangle. Sessile leaves with a dark purple and glossy appearance.
- Flowers - pale pink.
Cultivation
- Propagated by seeds - best sown as soon as it is ripe. Prick out the seedlings into individual pots when they are large enough to handle and grow them on until large enough to plant out.
- By division - Larger divisions can be planted out directly into their permanent positions.
Chemical Constituents
Anthocyanin acetate called malvidin, oxalic acid.
Benefits
- Relieves fever discomfort.
- Helps urinary tract infections, canker sores or boils.
- Ointment for cuts, scrapes, rashes, and skin infections.
- Has antimicrobial properties, broad spectrum antibacterial against bacteria including Staphylococcus aureus, Bacillus cereus, Escherichia coli, and Salmonella typhimurium.
Simplisia
Not yet documented.
Plant Parts Used


Traditional Recipes

1. 1. Demam
- Ambil 1 ons daun semanggi besar cuci hingga bersih.
- Rebus hingga menjadi 1 liter air dan berubah warna.
- Saring lalu minum selagi hangat.

2. 2. Luka
- Ambil daun segar semanggi besar secukupnya cuci hingga bersih.
- Haluskan hingga menjadi pasta.
- Oleskan pasta daun pada luka.
Reference Sources
- Fern, Ken. Useful Tropical Plants. 2021. Oxalis triangularis. https://tropical.theferns.info/viewtropical.php?id=Oxalis+triangularis. 13-01-22.
- Royal Botanic Gardens. 2021. Plants of the World Online: Oxalis triangularis A.St.-Hil. http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:375478-1. 13-01-22.