Synergistic, fungicidal composition comprises: (a) the oxime ether carboxylic acid of formula (I), its salt or adduct and/or a carbamate of formula (II), its salt or adduct; and (b) iminooctadine of formula H2N-C(=NH)NH(CH2)8NH(CH2)8NH-C(=NH)NH2 (III) or its salt or adduct. X = CH or N; n = 0-2; and R = halo, 1-4C alkyl or 1-4C haloalkyl.