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NZ Plants

Sophora tetraptera - large-leaved kowhai

Pea family: Fabaceae

Sophora tetraptera is a small tree with leaves divided into 10-15 pair of large, well-spaced, stalked and linear leaflets with fine hairs on both surfaces.
An endemic species found in coastal and inland sites in the northern half of the North Island.

Vegetative characteristics

Reproductive characteristics

Plant form: tree up  to 15 m

Arrangement of parts: asymmetric


Flower size: 10 mm diam x 40-50 mm long

Leaf form: divided into 10-29 pair of elliptic leaflets

Sepals:  5

Leaf size: up to 10-15 cm with 15-35 mm leaflets

Petals:  5, yellow

Leaf arrangement: singly along stem

Sexuality: bisexual

Leaf attachment:

Stamens: 10

Leaf margin: smooth

Ovary: above petals

Leaf surface: hairs

Fruit: dry