Scientific Name:
Aciphylla dobsonii Hook.f.

Stock very stout, woody, multicipital, giving rise to close-set rosettes up to 15 cm. diam., the whole plant sts forming a cushionlike mass up to 6 dm. diam.; taproot up to c. 2 cm. diam., deeply descending. Lf-sheaths ± 5 cm. × 15 mm., thick, rigid; margins cartilaginous. Stipules ± 2 cm. long, c. 3 mm. wide at base, tapering to a hard mucro. Lamina rigid, coriac., slightly > stipules, with spinose apex. Stems stout. grooved, up to c. 3 dm. tall including the subcapitate infl. Primary rays 4–5, short, stout; umbels and umbellules crowded; bract-sheaths up to 4 × 2 cm., with stipules and lamina up to 5 cm. long and 9 mm. wide at base. Fr. narrow-oblong, up to 3·5 mm. long; mericarps 4–5-winged.

[From: Allan (1961) Flora of New Zealand. Volume 1.]

Indigenous (Endemic)
de Lange, P.J.; Rolfe, J.R.; Barkla J.W.; Courtney, S.P.; Champion, P.D.; Perrie, L.R.; Beadel, S.N.; Ford, K.A.; Breitwieser, I.; Schönberger, I.; Hindmarsh-Walls, R.; Heenan, P.B.; Ladley, K. 2018: Conservation status of New Zealand indigenous vascular plants, 2017. New Zealand Threat Classification Series. No. 22. [Not Threatened]
de Lange, P.J.; Rolfe, J.R.; Champion, P.D.; Courtney, S.P.; Heenan, P.B.; Barkla, J.W.; Cameron, E.K.; Norton, D.A.; Hitchmough, R.A. 2013: Conservation status of New Zealand indigenous vascular plants, 2012. New Zealand Threat Classification Series 3. Department of Conservation, Wellington. [Not Threatened]