来源: pexels.com
helianthus annuushelianthus occidentalisstored sunflowersun flowerhelianthus tuberosussmall sun flower
![a close up of a sunflower in a field, by Jan Tengnagel, pexels contest winner, yellow and greens, grey, looking happy, slide show](https://imagef.promeai.pro/immerse-static/pexels/2024/05/02/74a0a316bc6a4bab81eb422989d547f4.jpeg?width=2021&height=1823&fit=contain&format=webp)
a close up of a sunflower in a field, by Jan Tengnagel, pexels contest winner, yellow and greens, grey, looking happy, slide show
来源: pexels.com