Photos of major butterfly species from around the world on display at the Chinese Luehdorfia Natural History Museum in Nanjing, Jiangsu province on May 21, 2018. [Photo provided to chinadaily.com.cn]

Visitors in March and April could also see the butterflies flying in the woods of Laoshan Mountain.

Chinese Luehdorfia is one of the five species of the Luehdorfia family. Others include Luehdorfia japonica, Luehdorfia taibai chou and Luehdorfia choui, which are mainly found in eastern Asian countries such as Japan and South Korea.

If you go:

10 am - 4:30 pm, Tuesdays to Fridays; 9 am - 5 pm, Saturdays to Sundays. Luehdorfia chinensis Natural History Museum, Shuimo Danian scenic area, Pukou district, Nanjing.