![A butterfly stops at lantana camara flower at Wenquan Park in Fuzhou, capital of southeast China\'s Fujian Province, Aug. 12, 2018. (Xinhua/Mei Yongcun)](http://www.ecns.cn/hd/2018/08/13/6103da01e15542978b8d1476e73b8f4d.jpg)
A butterfly stops at lantana camara flower at Wenquan Park in Fuzhou, capital of southeast China's Fujian Province, Aug. 12, 2018. (Xinhua/Mei Yongcun)
![A butterfly stops at lantana camara flower at Wenquan Park in Fuzhou, capital of southeast China\'s Fujian Province, Aug. 12, 2018. (Xinhua/Mei Yongcun)](http://www.ecns.cn/hd/2018/08/13/bffa2c8036804f3eb4c2ebd777d3213f.jpg)
A butterfly stops at lantana camara flower at Wenquan Park in Fuzhou, capital of southeast China's Fujian Province, Aug. 12, 2018. (Xinhua/Mei Yongcun)
![A butterfly stops at lantana camara flower at Wenquan Park in Fuzhou, capital of southeast China\'s Fujian Province, Aug. 12, 2018. (Xinhua/Mei Yongcun)](http://www.ecns.cn/hd/2018/08/13/da281f4c141742888f693912b85fc4b8.jpg)
A butterfly stops at lantana camara flower at Wenquan Park in Fuzhou, capital of southeast China's Fujian Province, Aug. 12, 2018. (Xinhua/Mei Yongcun)
![A butterfly stops at lantana camara flower at Wenquan Park in Fuzhou, capital of southeast China\'s Fujian Province, Aug. 12, 2018. (Xinhua/Mei Yongcun)](http://www.ecns.cn/hd/2018/08/13/346f251ee4af42f7bef14c8006210e97.jpg)
A butterfly stops at lantana camara flower at Wenquan Park in Fuzhou, capital of southeast China's Fujian Province, Aug. 12, 2018. (Xinhua/Mei Yongcun)
![A butterfly stops at lantana camara flower at Wenquan Park in Fuzhou, capital of southeast China\'s Fujian Province, Aug. 12, 2018. (Xinhua/Mei Yongcun)](http://www.ecns.cn/hd/2018/08/13/4bc8c338fae94b87bf0c93795814bff6.jpg)
A butterfly stops at lantana camara flower at Wenquan Park in Fuzhou, capital of southeast China's Fujian Province, Aug. 12, 2018. (Xinhua/Mei Yongcun)
![A butterfly stops at lantana camara flower at Wenquan Park in Fuzhou, capital of southeast China\'s Fujian Province, Aug. 12, 2018. (Xinhua/Mei Yongcun)](http://www.ecns.cn/hd/2018/08/13/b0c86ca043584a7d9a355c81559c7c31.jpg)
A butterfly stops at lantana camara flower at Wenquan Park in Fuzhou, capital of southeast China's Fujian Province, Aug. 12, 2018. (Xinhua/Mei Yongcun)