$\begin {array} {1 1} (1)\;Petiole\: adnate\: with\: the \: stem & \quad (2)\;Thalamus\: cup-shaped \\ (3)\;Seeds\: non-endospermic & \quad (4)\;Flowers \: hypogynous \end {array}$

The correct answer is

$\begin {array} {1 1} (1)\;(I),(IV) & \quad (2)\;(II),(IV) \\ (3)\;(III),(IV) & \quad (4)\;(II),(III) \end {array}$