Aspen
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Aspen is a common name for certain tree species in the Populus sect. Populus, of the Populus genus. Aspens were referred to as "asps" in earlier forms of English.
Quaking aspens, Populus tremuloides
Aspen seedlings in a nursery
Leaf of Populus grandidentata.
Autumn colour of Populus tremula. (leaf miner fly burrows are visible.)
Populus tremula
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Populus tremula is a species of poplar native to cool temperate regions of the Old World.
Aspen
…Populus sieboldii – Japanese aspen (Japan) Populus tremula – Eurasian aspen (northern Europe and Asia) Populus tremuloides – Quaking aspen or trembling aspen (northern and western North America…
Populus Tremula 001
Adult leaves (left); juvenile and sucker leaves (right)
Populus tremula growing well north of the Arctic Circle in Norway; April 2008.
After flowering, the aspen seeds lie like snow on the ground.