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Family Pinaceae

Description: Trees, rarely shrubs.

Leaves alternate needle-like, spreading.

Cones monoecious, with numerous spirally arranged scales. Male cones lateral, short-lived, the sporophylls with 2 sporangia. Female cones terminal, persistent, the scales finally woody, each with 2 ovules on the upper surface. Ovules facing inwards.

Seeds woody; embryo with many cotyledons.


Distribution and occurrence: World: 9 genera, c. 250 species, Northern Hemisphere. Australia: 2 genera, c. 12 species (all naturalized), Qld, N.S.W., Vic., Tas., S.A., W.A.

External links:
Angiosperm Phylogeny Website (Family: Pinaceae, Order: Pinales)
Wikipedia

Text by G. J. Harden
Taxon concept:

 Key to the genera 
1Adult leaves in fascicles with basally sheathing bractsPinus
Adult leaves solitaryPicea

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