Vascular – Exotic
Herbs - Monocots
The National Vegetation Survey (NVS) Databank is a physical archive and electronic databank containing records of over 94,000 vegetation survey plots - including data from over 19,000 permanent plots. NVS maintains a standard set of species code abbreviations that correspond to standard scientific plant names from the Ngä Tipu o Aotearoa - New Zealand Plants database.
Heavily disturbed shrubland and forest, herbfield, damp areas with low cover, regenerating ex-pasture.
Tuberous, clump-forming perennial 25-60 cm tall. Main tuber 4 cm diameter, many small tubers attached. Leaves up to 30 cm long, arrow shaped (young leaves thinner), glossy, dark-green with creamy midrib and main veins, purple-tinged, present from Autumn to Spring. Flower a yellow spike, surrounded by a 30 x 15 cm, pale green translucent bract. Berries 1 cm, orange or red, on flower stalk after leaves die back.
May be confused with Zantedeschia aethiopica, or other lilly species (Calla, Dracunculus) but the dark green leaves with creamy mid-rib and veins are very distinctive.
Perennial. Spreads via seed and slow vegetative spread. Probably bird dispersed.
Reason for introduction
Drought resistant once established.
arum: From the Greek word aron which means ‘climbing’ or ‘poisonous plant’.
All parts of the plant are poisonous including the bright orange berries.