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NZ Plants

Stilbocarpa polaris - megaherb

Ivy family: Araliaceae

Stilbocarpa polaris  is a perennial herb with unusually large and fleshy kidney-shaped leaves with toothed lobule-like margins. Stilbocarpa, a small genus with three species, is sometimes placed in the Apiaceae.
An endemic to the Auckland, Campbell, Antipodes and Macquarie subantarctic islands.
 

Vegetative characteristics

Reproductive characteristics

Plant form: perennial herbs up to 2 m

Arrangement of parts: symmetric
 

Flower size: 5 mm diam

Leaf form: undivided, broadly ovate to kidney shaped

Sepals: 5

Leaf size: up to 35 cm

Petals: 5, yellow, purple

Leaf arrangement: basal, singly on stem

Sexuality: bisexual

Leaf attachment: sheath at leaf base

Stamens: 5

Leaf margin: irregular, toothed

Ovary: below petals

Leaf surface: hairs

Fruit: dry


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