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Angiospermae
10
Angiosperms
10
Dicots
Forest Sciences
10
Plantae
10
Plants
Salicaceae: Dicotyledones
10
Spermatophyta
10
Spermatophytes
10
Vascular Plants
10
Coniferopsida: Gymnospermae
9
Gymnosperms
9
Betulaceae: Dicotyledones
8
boreal forests
5
Alaska
4
Vegetation types
4
taiga
4
Animalia
3
Animals
3
Picea Mariana
3
Populus Balsamifera
3
Populus Tremuloides
3
plant physiology
3
trees
3
Aspen
2
Betula Papyrifera
2
Canada
2
Chordata
2
Chordates
2
Mammalia
2
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