abscisins
noun
Either of two substances that promote leaf abscission, (a) (more fully “abscisin I”) one isolated from cotton bolls (now historical); (b) (more fully “abscisin II”) = “abscisic acid”.
noun
Either of two substances that promote leaf abscission, (a) (more fully “abscisin I”) one isolated from cotton bolls (now historical); (b) (more fully “abscisin II”) = “abscisic acid”.