isomerous
/ʌɪˈsɒm(ə)rəs
/adjective Biology
Having or composed of parts that are similar in number or position.Tieghem (1898) placed Aquifoliaceae near Solanaceae because of the unitegmic ovule and the isomerous stamens alternating with the petals.
Origin
Mid 19th century: from Greek isomerēs (see isomer) + -ous.