phic analysis revealed the presence of many other compounds either because The coumarins umbelliprenin, 6-me-of their conspicuous strong fluorescence thoxy-7-geranyloxy-coumarin, oxypeu-under UV light or by their chromocedanin, oxypeucedanin hydrate, phel-genic reactions with sulphanilic acid. lopterin, byakangelicin, and the phenols: salicylic, p-hydroxybenzoic, va-Results nillic, p-coumaric, chlorogenic, neochlorogenic and 3,4-dimethoxycinnamic acids, p-hydroxybenzaldehyde, vanillin