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The ice hare lives on the bark and twigs of the arctic willow and the dry moss and stubble of the desolate regions it inhabits.

The party chewed reindeer-moss growing in scant patches in the snow-buried rocks, and at times made a thin, sickly infusion from the arctic willow.

But this garden and forest luxuriance is speedily left behind, and patches of bryanthus, cassiope and arctic willows begin to appear.

The trees were dwarfed as I ascended; patches of the alpine bryanthus and cassiope began to appear, and arctic willows pressed into flat carpets by the winter snow.

Yet the snow around the arctic willows was plainly visible only four miles away, and between were narrow specimen zones of all the principal climates of the globe.