jiraka :

Morphology:

Fruit, a cremocarp, often separated into mericarps, brown with light coloured ridges ellipsoidal, elongated,

about 4-6 mm long, 2 mm wide, tapering at ends and slightly compressed laterally,

mericarps with 5 longitudinal hairy primary ridges from base to apex, alternating with secondary ridges which are flatter and bear conspicuous emergences,

seeds orthospermous, odour umbelliferous characteristic, taste, richly spicy.

Histology:

Transverse section of fruit shows epidermis consisting of

· short polygonal, tabular cells densely covered with short, bristle hairs on ridges,

· mesocarp with few layers of parenchyma and five vascular bundles under five primary ridges, six vittae under secondary ridges, four on dorsal and two on commissural surface,

· endocarp consists of polygonal cells containing fixed oil and aleurone grains carpophore consists of slender fibres.