Turnera subulata Sm.
Sulphur Alder / Lidah kucing (Bru.)
Terrestrial or perennial herb that can reach up to 80 cm tall. Leaves are simple, alternately and spirally arranged, adaxially somewhat hairy while the undersides are coated with white hairs. There is a pair of glands on the base near the petiole. Leaf blade is lanceolate, acute at apex, cuneate at base with tooted margin and pinnate venation. Stems are woody at the base. Inflorescence a solitary occurring in the leaf axils or terminal branch. Flowers are large, bell-shaped, composed of rounded to oval white or yellowish petals with dark patches at the central bases. Fruit a hairy capsule. Taproots are
The local healers used the herb as remedy for high blood pressure. The herbs are dried off under sun, washed and made into decoction. The plant is reported for it hepatoprotective, antitumour, antinociceptive and antilithic
It thrives on disturbed areas and open grounds. It prefers fertile sandy soil under full sunlight.
Seeds and rhizome division.
Ranging from Sri Lanka through to the west Pacific, South- East Asia, northwest and northeast Australia. It has been introduced to West Africa, Central America and Caribbean.
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