New Zealand Map Series 260:
O07 657 012 (WGS84 -35.789454 173.609)
Latitude and Longitude (WGS84):
35°47.5´ S 173°36.5´ E (WGS84 -35.791667 173.608333)
Altitudes:
from 75m
Notes:
Aquatic plants section, MAF Ruakura. Depth ranges etc. Are relevant for this species in a particular lake rather than for this particular specimen.