Scientific name: | Araucaria heterophylla (Salisb.) Franco | |
Synonym name: | Araucaria excelsa R.Br., Eutassa heterophylla Salisb. | |
Common name: | Norfolk Island pine | |
Hebrew name: | אראוקריה רמה | |
Arabic name: | أروكاريا متغايرة الأوراق | |
Family: | Araucariaceae, ancient family of coniferous trees |
|
Life form: | A conical tree 50-70 m. tall, 1.25-1.75 m. in girth | |
Stems: | Bark gray-brown, exfoliating in fine scales; branches in a flat horizontal plane, sometimes pendent, branchlets in whorls of 4-7 | |
Leaves: | Foliage dimorphic; juvenile leaves awl-shaped, incurved, green, needle-like, to 1.2 cm long; adult leaves scale-like, 4-5 mm long, incurved, densely arranged, bright dark green; on fertile branchlets overlapping, broadly ovate, spine-tipped, 6 mm long by 4-6 mm wide | |
Inflorescence: | May, June | |
Flowers: | Inconspicuous and not showy | |
Fruits / pods: | Male cones in clusters, elongated, 4 cm long, yellowish-brown or reddish; microsporophylls acute, margins ciliate, denticulate; female cones, usually high on top of the tree, are broader than long, 12-15 cm long, with triangular scales and a long incurved bract; seeds 2.5-3 cm long by 1.2 cm wide, with broad wings; cotyledons 4, epigeal | |
Flowering Period: | May, June | |
Distribution: | garden trees | |
Chorotype: | Norfolk Island (Australia), the island has an area of only 34 square kilometres and is home to the sole native species Araucaria heterophylla. This, however, only has a very small natural distribution area. | |
Summer shedding: | Perennating |
Female cones Derivation of the botanical name: Araucaria, named after the province of Arauco in South Chile. heterophylla, diversely leaved.
Male cones |