New Zealand Map Series 260:
M35 642 461 (WGS84 -43.491141 172.433621)
Altitudes:
from 48m
Habitat:
Old channel of river bed.
Notes:
One of about 15 plants scattered over a hectare of farmland. Oldest stems 10-11 years old. Numerous rhizomatous and underground branches on this plant which was lightly browsed.