Myoporum wilderi is a shrub or small tree sometimes growing to a height of 5 metres (20 ft) with young branches that are flattened or three-sided.

[2][3] The flowers are borne in groups of up to 6 in the axils of leaves on stalks 6–12 millimetres (0.2–0.5 in) long and usually have 5 pointed sepals and 5 petals forming a tube or bell-shape.

The fruits is an oval shaped drupe with a distinct point on the end.

[2][3] Myoporum wilderi was first formally described in 1933 by Carl Skottsberg and the description was published in Acta Horti Gothoburgensis.

[1][2] The specific epithet wilderi honours the botanist Gerrit Parmile Wilder.