The small white flowers , with ten-cleft calyx and corolla , two stamens and bifid stigma , are borne generally on the last year 's wood , in racemes springing from the axils of the leaves .

The small white flowers , with four-cleft calyx and corolla , two stamens and bifid stigma , are borne generally on the last year 's wood , in racemes springing from the axils of the leaves .
