The isolation from a chloroform extract of the flower heads and leaves of the Caspian inula, Inula caspica Blume, of the sesquiterpene lactones in incaspin, britannin, and 38hydroxy-2=-senecioyloxyisoalantolactone has been reported previously [i, 2].

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Ancathia ingiaria Pall. ex Spreng. is a perennial plant of the family Asteraceae growing widely on the territory of Kazakhstan. The chemical composition of this plant has not previously been studied.