Query: Trees of Alaska or Manitoba
Domain: plants
Relevant documents:
Pinus resinosa
Cornus alternifolia
Populus balsamifera
Populus trichocarpa
Abies lasiocarpa
Betula neoalaskana
Taxus brevifolia
Thuja plicata
Tsuga heterophylla
Tsuga mertensiana
Tilia americana
Picea mariana
Celtis occidentalis
Callitropsis nootkatensis
Picea glauca
Picea sitchensis