close up of western moss heather and white mountain heather cassiope mertensiana, taken in banff national park, canada, rocky mo

america and angiosperm banff blooming blossom canada cassiope close closeup detai dicots dicotyle dicotyledonous drops ericaceae evergreen flora flowers heather heathers horizontal mertens mertensiana moss mountain mountains national park picture plant revelstoke rocky taken water waterdrop western white wild woike woody