New Zealand Map Series 1:
S58 711 418 (WGS84 -42.830801 171.176932)
New Zealand Map Series 260:
J33 61- 18- (WGS84 -42.826292 171.183641)
Latitude and Longitude (WGS84):
42°49´ S 171°10.6´ E (WGS84 -42.816667 171.176667)
Notes:
Leaves as in Gentiana tenuifolia of Gentiana tereticaulis. but petals narrow and flowers small. Compare specimens of Gentiana grisebachii var. matthewsii (shade forms) in "unidentified folder). J.A. Hay 23 July 1951. [Location: Tohua - is Tohua in Kaimanawas ? J.A. Hay; but D. Glenny notes that Mackay collected in Westland and confirms the location as Mount Tuhua].