. . . . "spruce trees" . . . "Picea glauca" . . . . . "White spruce" . . "skunk spruce" . . . . "white spruces" . . . . . "picea glauca" . . . . "white" . "White spruce (''Picea glauca'')" . . . . . . "white spruce" . . . "Picea Pungens Glauca tree" . . . . . . "White Spruce" . "P. glauca" . . "Picea_glauca#Uses" . . . . . . . . . . . . "white spruce (''Picea glauca'')" . . "White" . . . . . . "Picea glauca - White Spruce" . . . . "White spruce ''Picea glauca''" . . . . . . . . "Black Hills Spruce" . . . "Black Hills spruce" . . . . "Picea glauca" . .