Morphological and Chemical Studies for the Species Pulicaria undulata L. (Compositae) in Iraq

The morphological features of ( L. ) C. A. Mey. were observed.This species is a perennial plant, twiggy subshrub Pulicaria undulata 30-120 cm high with a deep root system, leaves are lanceolate, semi-amplexicaul and decurrent on one side, Inflorescence is in irregular cymes, peduncles 4-5 cm long, involucre 5-7 3-4 mm, phyllaries numerous, linear, brown, hairy or glabrous.Kaempferol, kaempferol 3methyl ether, 6-methoxykaempferol, quercetin, quercetin 3-methyl ether, quercetin 3,7-dimethyl were estimated using HPLC chromatography.