engelmann aster flowers eucephalus engelmannii against vivid pink fireweed wildflowers in colorado

against alpine angustifolium aster beautiful beauty black blossom chamaenerion clearing colorado cone coniferous country engelmann engelmannii eucephalus evergreen fireweed flora floral flower flowers forest grass green landscape limb meadow mountain mountains nature needles pine pines pink plant pretty rockies rocky slope spiky summer tall trees vivid wilderness wildfire wildflower wildflowers willowherb