oak

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Any of a group of trees or shrubs belonging to the beech family, with over 300 known species widely distributed in temperate zones. Oaks are valuable for timber, the wood being durable and straight-grained. Their fruits are called acorns. (Genus Quercus, family Fagaceae.)

The disc represents the full moon, traditionally the most auspicious time for work and celebration. The disc is set towards the hoist. Effective date: 1 January 1981. >>