red sunflower or mexican sunflower

agriculture asteraceae background beautiful beauty bloom blooming blossom botanical botany bougaville bouquet bright bud celebrate close closeup common crop decoration decorative delicate diversifolia feeling flora floral florist flower fragrant fresh garden gardening golden grass green growing grown happy harvest head herb japanese leaf leaves macro marigold mexican natural nature petal photograph plant red romantic rotundifolia season spring summer sunflower sunflowertree tithonia tournesol tropical vine wildflower