OAK trees occur in N America in many species, but the only one native to BC is the Garry oak (Quercus garryana), which is found nowhere else in Canada. It grows on southeast VANCOUVER ISLAND, on the GULF ISLANDS and in 3 isolated groves in the Lower Mainland. It is far less common than it was a century ago and is considered to be threatened by urban development to the extent that the Garry oak savannahs of BC are one of Canada's 4 most endangered ecosystems. In eastern Canada the hard, heavy...

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