In the extreme south, where an Arctic vegetation is found, the pastures are rich, and the forests, largely of the Antarctic beech (Fagus antarctica), are vigorous wherever the rainfall is heavy.
Sessiliflora), of birch (Betula tomentosa), of ash (Fraxinus excelsior), and of beech (Fagus sylvatica).
Cupuliferae are absent except Fagus in Australia and New Zealand.
And it is interesting to note that while the tropical forms of Quercus failed to reach Australia from Malaya, the temperate Fagus crept in by a back door.
Of Cupuliferae, Quercus in three species only reaches Colombia, but Fagus, with only a single one in North America, is represented by several from Chile southwards and thence extends to New Zealand and Tasmania.
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