New Zealand Map Series 1:
N41 98- 44- (WGS84 -36.979456 174.457818)
New Zealand Map Series 260:
Q11 40- 68- (WGS84 -36.976364 174.461643)
Latitude and Longitude (WGS84):
36°58´ S 174°27´ E (WGS84 -36.966667 174.45)
Notes:
extract from letter " top of the coastal cliffs between Piha and Karikari, spread over 1/2 mile." Cuttings to grow each cutting a different letter.