Malaysian scurfpea (Cullen corylifolium, also called Psoralea corylifolia) is a small annual herb in the pea family, grown mainly for its medicinal seeds rather than as an ornamental. Sources describe it as an annual reaching 50 to 90 cm with pale purple flowers and fragrant glands on its leaves and stems.
Family
Fabaceae (Pea & bean family)
Grows as
Shrub
Light
Full sun
Water
Water regularly during the growing season and let the top of the soil dry slightly between waterings.
Soil
Well-drained, moderately fertile soil or sandy loam.
Temperature
20–35 °C; protect below 10 °C
How easy
Easy
Safety
Toxic: The seeds contain coumarins such as psoralen; supplements can cause potentially fatal liver injury (herb-induced cholestatic hepatitis).
Native range
NE. Trop. Africa, S. Arabian Pen., Trop. & Subtrop. Asia
Climate
seasonally dry tropical
About
Cullen corylifolium, synonym Psoralea corylifolia, (babchi) is a plant used in Indian and Chinese traditional medicine. The seeds of this plant contain a variety of coumarins, including psoralen.
Used as a dietary supplement, Cullen corylifolium is of no clinical benefit and can cause potentially fatal herb-induced liver injury.
Where it grows
Cullen corylifolium is native to north-east tropical Africa, the southern Arabian Peninsula, and tropical and subtropical Asia, including India and Sri Lanka. It was occasionally cultivated in Arabia for its supposed medicinal properties.
Uses
Cullen corylifolium (bu gu zhi 补骨脂 in traditional Chinese medicine) is an herb intended as a therapy for several disorders, such as attempted treatment of lichen planus by psoralen extract combined with sunlight exposure. Mostly as an oral formulation, it is also used in Ayurveda to treat skin disorders, such as psoriasis, vitiligo or leprosy.
Text excerpted from the Wikipedia article Cullen corylifolium by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.
The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.