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NZ Plants

Anisotome antipoda - megaherb

Celery family: Apiaceae

Anisotome antipoda  is a perennial  herb with very large, finely divided leaves with narrow leaflets. This species is found on the Auckland, Campbell and Antipodes Islands.

A small endemic genus with about 16 species of mostly small alpine perennial herbs. Those found on the Subantarctic Islands have exceptionally large leaves and flowers and are referred to as megaherbs.


Vegetative characteristics

Reproductive characteristics

Plant form: perennial herb to 2 m

Arrangement of parts: symmetric


Flower size: 3-5 mm diam

Leaf form: 10-60 cm leaves divided 3-4 times into narrow ultimate leaflets

Sepals: 5

Leaf size: ultimate leaflets 10-30 mm

Petals: 5, dark pink-magenta

Leaf arrangement: basal, singly on stem

Sexuality: unisexual

Leaf attachment: sheath at leaf base; stipules

Stamens: 5

Leaf margin: smooth

Ovary: below petals

Leaf surface: hairless

Fruit: dry