alpine canada coast conifers flora flower flower-head landscape meadow mountains natural nature seed seedhead slope stalk sub-alpine trees view Whistler alpine foothills alps blue sky clouds forest grass grassland green field sun sunbeams sunrays tree aspen Grand Tetons green national park scenery skyline tetons Wyoming yellow Coast Mountains conifer montane mountain alpine meadow blue buttercup color colorful field freshness scene sky summer white wildflower lake yello