helianthus salicifolius is a north american species of sunflower

helianthus salicifolius north american species sunflower common name willowleaf background bloom blooming blossom blue botanical botany bright bucolic closeup color flora floral foliage france garden gardening garonne gironde green growing growth head holidays isolated morning nature open outdoors scenery season spring stone summer sunchoke sunroot topinambour topinambur travel tuberosus vibrant wall willow leaf willowleaved