Diadelphous condition is seen in all except

The stamens are united into two bundles is called diadelphous. Fabaceae family members (gram, arhar, sem, moong, soyabean, groundnut, Indigofera, sunhemp, Sesbania, Trifolium, lupin, muliathi) show diadelphous condition.The stamens may be united into one bunch or one bundle (monoadelphous) as in china-rose.