Bupleurum canaliculatum Diels

This species grows in dry, arid regions in desert gravel among Artemisia.

Perennial, up to 75 cm tall, branched. Basal and lower cauline leaves linear, up to 15 cm long, xerophytic, involute forming a groove, veins 5-7, margin thick, base broad; middle and upper leaves gradually shorter; uppermost bract-like. Involucral bracts 1-5, minute or lacking. Rays 3-7, up to 3 cm long, unequal. Involucel of 5 minute, linear bractlets, veins obscure, shorter than the flowering umbellet. Fruit oblong, ridges prominent; stylopodium depressed; furrows 3-5-vittate; commissue 6-vittate.

Distribution: W. Pakistan.