Classification
 Subordinate Taxa
 Nomenclature
Scientific Name:
Picea A.Dietr., Fl. Berlin 794 (1824)
Vernacular Name(s):
Spruce
 Description

Evergreen, conic or pyramidal, resinous trees with thin scaly bark and whorled branches. Short shoots 0. Winter buds generally not resinous, ovoid or conic, rounded to subacute. Lvs solitary, spirally arranged, ± 2-ranked (except on young erect shoots), inserted on a persistent peg-like projection of the shoot (thus older leafless part of shoots rough), linear and flat to quadrangular, green above and with 2 greyish stomatal bands on lower (inverted adaxial) surface, or stomatiferous on all 4 sides, usually with 2 marginal resin ducts. ♂ strobili (cones) axillary, cylindric or catkin-like, yellow to red, erect or pendent. ♀ cones terminal, ripening in first year, generally purplish before maturity, pendent; ovuliferous scales always much > bract scales, rather thin; ovules 2 to each scale. Mature cones not disintegrating, pendulous, generally cylindric. Seed winged.

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

 Biostatus
Exotic
Number of species in New Zealand within Picea A.Dietr.
CategoryNumber
Exotic: Fully Naturalised2
Total2
 Bibliography
Dietrich, A.G. 1824: Flora der Gegend um Berlin. Vol. 2.
Mabberley, D.J. 2008: Mabberley's plant book, a portable dictionary of plants, their classification and uses. Edition 3. Cambridge University Press.