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NZ Plants

Leionema nudum - mairehau

Rue family: Rutaceae

Leionema nudum is a bushy shrub with stiff, short and narrow brownish-green leaves that are very aromatic when crushed. Leionema is a genus of over 20 species most of which are endemic to eastern Australia. These species were formerly placed in the genus Pheballium.
An endemic of lowland forest in the northern parts of the North Island.

Vegetative characteristics

Reproductive characteristics

Plant form: shrub up to 4 m

Flower symmetry: symmetric


Flower size: 8-13 mm diam.

Leaf form: undivided, linear-oblong

Sepals: 5

Leaf size: 20-40 mm

Petals: 5

Leaf arrangement: singly along stem

Sexuality: bisexual

Leaf attachment:

Stamens: 10

Leaf margin: toothed

Ovary: above petals

Leaf surface: hairs sparse; glands

Fruit: dry