Esanku യശങ്ക്

MEDICINAL PROPERTIES
The stem of Needle-bush or Yasank is bark green on younger branches, turning brown, young twigs sometimes square in cross-section, hairy; characteristic whorls of four long straight spines occur along the length of branches at each of the leaf axils. Leaf is oval to circular, opposite or nearly so, each pair at right angles to the previous and following one; light green, leathery and usually hairy; apex has a sharp tip, margin entire, tapering at both ends, short petiole. Flower is dioecious; light green or yellow, small flower clusters in axils; floral parts in fours; petals recurving, calyx bell-shaped. Leaf is round berry of 1 cm in diameter with a sharp apical tip; fleshy, light-coloured, containing one or two seeds; ripe from summer into the next winter.
The whole plant of Yasank is used kapha, vata, bronchitis, cough, asthma diabetes, diarrhea and arthritis.