Scientific Name:
Pseudopanax colensoi (Hook.f.) Philipson, New Zealand J. Bot. 3: 338 (1965)
  • Panax colensoi Hook.f., Bot. Antarct. Voy. II. (Fl. Nov.-Zel.) Part I, 94, t. 21 (1853)
  • Nothopanax colensoi (Hook.f.) Seem., J. Bot. 4: 296 (1866)
  • Neopanax colensoi (Hook.f.) Allan, Fl. New Zealand 1, 434 (1961)
Vernacular Name(s):
Mountain five-finger; Orihou; Three-finger

Shrub or tree, us. completely dioec., up to 5 m. or more tall, glab. in all parts; branches stout, spreading. Lvs 3–5-foliolate, lflts sessile or subsessile, narrow-obovate to obovate-cuneate or broad elliptic-oblong, coriac., coarsely serrate to serrate-dentate in upper half, acute to obtuse; terminal lamina 5–17 × 2–11 cm.; midrib distinct above and below, veinlets obscure; petiole stout, 5–20 cm. long or more, stipulately sheathing at base. Umbels compound, sts reduced; primary rays c. 8, secondary rays c. 10–12, umbellules 5–10-fld. Calyx truncate to minutely 5-toothed; petals 5, ovate to triangular, acute. Ovary 2-loculed, 2-ovuled; style-branches 2, finally spreading. Fr. 4–6 mm. diam., somewhat compressed, almost black.

[From: Allan (1961) Flora of New Zealand. Volume 1 as Neopanax colensoi (Hook.f.) Allan]

Indigenous (Endemic)
Number of subspecific taxa in New Zealand within Pseudopanax colensoi (Hook.f.) Philipson
Indigenous (Endemic)3
Hooker, J.D. 1852–1853 ("1853"): The Botany of the Antarctic Voyage of H.M. Discovery Ships Erebus and Terror in the Years 1839–1843, under the command of Captain Sir James Clark Ross. II. Flora Novae-Zelandiae. Part I. Flowering plants. Lovell Reeve, London.
Perrie, L.R.; Shepherd, L.D. 2009: Reconstructing the species phylogeny of Pseudopanax (Araliaceae), a genus of hybridising trees. Molecular Phylogenetics and Evolution 52: 774–783.
Philipson, W.R.A. 1965: The New Zealand genera of the Araliaceae. New Zealand Journal of Botany 3: 333–341.
Seemann, B. 1866: Revision of the natural order Hederaceae. XIII. On the genus Raukana. Journal of Botany, British and Foreign 4