Libocedrus


Libocedrus is a genus of five species of coniferous trees in the cypress family Cupressaceae, native to New Zealand and New Caledonia. The genus is closely related to the South American genera Pilgerodendron and Austrocedrus, and the New Guinean genus Papuacedrus, both of which are included within Libocedrus by some botanists. These genera are rather similar to the Northern Hemisphere genera Calocedrus and Thuja: in earlier days, what is now Calocedrus was sometimes included in Libocedrus. They are much less closely related, as recently confirmed. The generic name means "teardrop cedar", apparently referring to drops of resin.
The leaves are scale-like, 3–7 mm long, in apparent whorls of four. The cones are 8–20 mm long, and have just 2 pairs of moderately thin, erect scales, each scale with a distinct spine 3–7 mm long on the outer face, and bearing two winged seeds on the inner face.

Species

The species recognized in the genus are:
ImageScientific nameDistribution
Libocedrus austrocaledonica Brongn. & GrisNew Caledonia-
Libocedrus bidwillii Hook.f.North + South Islands of New Zealand
Libocedrus chevalieri J.BuchholzPoindimié, Mt. Humboldt, + Mt. Kouakoué in New Caledonia
Libocedrus plumosa DruceNorth + South Islands of New Zealand
Libocedrus yateensis GuillauminPovila, Bleue-Yaté river, + Ouinné river in New Caledonia

The two New Zealand species, known individually by their Māori names kawaka and pāhautea, are sometimes called New Zealand cedars. No common names have been recorded for the three New Caledonian species.

Uses

The wood of Libocedrus is soft, moderately decay-resistant, and with a spicy-resinous fragrance. The two New Zealand species are also grown as ornamental plants.