Classification
Class
Magnoliopsida Brongn.
Order
Apiales Nakai
Family
Umbelliferae
Genus
Aciphylla J.R.Forst. & G.Forst.
 Nomenclature
Scientific Name:
Aciphylla glaucescens W.R.B.Oliv.
 Description

"Affinis ., a qua differt caule valde majore, foliis majoribus, flaccidis, glaucis, vaginis bracteorum multo longioribus et angustioribus, segmentis mediis bracteorum haud reflexis." Lvs (2)–3-pinnate, glaucous or greyish green, flaccid, up to 1·5 m. long; margins serrulate-crenulate, tapering to pungent apex ± 5 mm. long. Sheath up to 2 dm. or more long × 7 cm. at base. Stipules 3–1-foliolate, central lflt stout, 3–10 cm. long with sheaths up to 5 × 2 cm. Petioles ribbed, up to c. 35 cm. × 15 mm., smooth; petiolules up to 10 cm. long; lower internodes ± 5 cm. long. Primary pinnae up to ± 20 cm. × 4–5 mm.; secondary pinnae up to 20 cm. × 4 mm.; terminal lflt up to 45 cm. long (sts not developed). Stems of male plants strongly ribbed, 1·5–2 m. × 7 cm. Infl. up to c. 4 dm. long, narrow-oblong, tapering. Bracts ∞, starting from near base of stem; sheaths yellow, 5–12 cm. × 4 mm.; stipules pinnate to simple, up to 5 cm. long; lamina 3–1-pinnate, of lower bracts up to 4 dm. long, not reflexed. Umbels exceeding bracts, on rather slender peduncles bearing umbellules near base and at apex; involucral bracts linear. Stems of female plants up to 2 m. tall; bracts partly concealing umbels; involucral bracts narrow-lanceolate, ± 8 mm. long; infl. otherwise similar to that of male, but denser.

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

 Biostatus
Indigenous (Endemic)
 Bibliography
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]