dombeya: any of various shrubs or small trees of the genus Dombeya grown for their rounded clusters of exquisite often sweet-scented flowers usually hanging beneath the leaves
vascular plant: green plant having a vascular system: ferns, gymnosperms, angiosperms
veto: the power or right to prohibit or reject a proposed or intended act (especially the power of a chief executive to reject a bill passed by the legislature)