New Zealand Map Series 260:
S16 921 243 (WGS84 -38.265922 175.079526)
Latitude and Longitude (WGS84):
38°16´1“ S 175°4´8“ E (WGS84 -38.266944 175.068889)
Fronds deltoid, with fewer pinnae than usual, coriaceous with a rachis wing in upper third of frond. These features lost in plants growing in higher light levels. These cave `states' rarely fertile.