Subordinate Taxa
Scientific Name:
Pseudotsuga menziesii (Mirb.) Franco, Bol. Soc. Brot. ser. 2 24: 74 (1950)
  • Abies menziesii Mirb., Mém. Mus. Hist. Nat. 13: 63, 70 (1825)
  • = Pinus taxifolia Lamb. (1803)
  • Pseudotsuga taxifolia (Lamb.) Britton (1889)
  • = Pinus douglasii Sabine ex D.Don (1832)
  • Pseudotsuga douglasii (Sabine ex D.Don) Carrière (1867)
Vernacular Name(s):
Blue Douglas fir; Douglas fir; oregon pine

Large or very large tree; branches ± horizontal; branchlets tending to droop. Bark thick, reddish brown beneath. Shoots light to dark brown, with short hairs, ridged. Winter resting buds to 1 cm long, shining purplish brown, long, narrow and sharply acute. Lvs 1.5–3.8 cm × 1–2 mm, often revolute, glaucous-banded below, orange-scented when crushed, 2-ranked on juvenile and other vegetative shoots in deep shade; apex obtuse. ♂ cones 1.2–2 cm long. Mature ♀ cones (4)–5–10 cm long, cylindric-ovoid. Bract scale with exserted part pointed towards cone apex; central lobe longer, 5–15 mm long, subacute; ovuliferous scales much wider than long, entire. Seed mottled brown beneath.

[From: Webb et al. (1988) Flora of New Zealand. Volume 4.]

Number of subspecific taxa in New Zealand within Pseudotsuga menziesii (Mirb.) Franco
Exotic: Fully Naturalised1
Biosecurity New Zealand 2012: Regional Pest Management Strategies Database.
Edwards, R. 2008: Lincoln University campus – a guide to some of the trees currently growing there. Lincoln University, Lincoln.
Farjon, A 2001: World Checklist and Bibliography of Conifers. Edition 2. Royal Botanic Gardens, Kew, Richmond.
Franco, J. 1950: De coniferarum duarum nominibus. Boletim da Sociedade Broteriana ser. 2 24: 73–77.
Howell, C. 2008: Consolidated list of environmental weeds in New Zealand. DOC Research & Development Series 292: 42.
Mirbel, C.F.B. de 1825: Essai sur la distribution géographique des conifères. Mémoires du Muséum d'Histoire Naturelle 13: 28–76.