Henka Asagao in Jindai Botanical Gardens, Tokyo
A Japanese morning glory came from China as a herb around the Nara period. In Japan, it was cultivated as a gardening plant to enjoy flowers.
In the Edo period, a morning glory began to be called Henka Asagao, resulting from a mutation.
Video Source: 変化朝顔等咲く💘神代植物公園2022 Henka Asagao (Genetic modification Japanese morning glory) etc bloom at Jindai from 名無くん on Youtube ⁄ CC BY