''Melicope simplex'' is a shrub in the family

Rutaceae The Rutaceae () is a family (biology), family, commonly known as the rueRUTACEAE
in Bo ...

that is native to

New Zealand New Zealand () is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and List of islands of New Zealand, over 600 smaller islands. It is the List of isla ...

. ''Melicope simplex'', commonly known as poataniwha, is a shrub growing to high. It has small, long serrated leaves, and produces white flowers followed by tiny black seeds.

References

simplex In geometry, a simplex (plural: simplexes or simplices) is a generalization of the notion of a triangle or tetrahedron to arbitrary dimensions. The simplex is so-named because it represents the simplest possible polytope in any given dimension. ...

Endemic flora of New Zealand {{Rutaceae-stub