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Volume IV (1988) - Flora of New Zealand Naturalised Pteridophytes, Gymnosperms, Dicotyledons
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Araucariaceae Henkel & W.Hochst.

ARAUCARIACEAE

Evergreen, resinous trees, mostly monoecious, sometimes dioecious. Buds lacking scales, but protected by lvs. Lvs generally broad and flattened, sometimes narrow or subulate, spirally arranged; veins parallel. ♂ strobili (cones) axillary or terminal, cylindric; stamens (microsporophylls) numerous, spirally arranged; filaments expanded; anthers (microsporangia) many to each stamen, borne on lower surface. ♀ cones (strobili) terminal, globular to broad-ovoid; bracts 0; ovuliferous scales (megasporophylls) spirally arranged, imbricate, with a single ovule on the upper surface. Fr. woody and sometimes massive, disintegrating when mature. Seed winged or not; cotyledons 2 or 4.

Key

1
Lvs usually acute to acuminate, or if obtuse then scale-like; seed united with scale
ARAUCARIA
Lvs usually obtuse or subacute, never small and scale-like; seed free
AGATHIS†

2 genera, c. 38 spp., S. Hemisphere, excluding Africa, but including the island arcs of Malesia.

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