Variation
var. angustifolius
This tree forms a narrow habit with light green new growth that is narrower than the species and produces bluish fruit. 

Cultivar
'Maki'
This shrub form has an erect habit with vertical branches that are densely covered in foliage. The leaves are up to 76mm (3in) long by 6mm (¼ in) wide. It is commonly cultivated in small gardens or in containers.