[Wikipedia] Asia Native, Ornamental Worldwide: It is native to Japan (south of Kanto), China, Taiwan, and Korea,[2][3] but it is used throughout the world as an ornamental plant in landscaping and as cut foliage. (link added by Mary Ann Machi)
Calflora:
Information on California plants for education, research and conservation,
with data contributed by
public and private institutions and individuals.
[web application]. 2025.The Calflora Database
[a non-profit organization].Available:
https://www.calflora.org/(Accessed: 03/29/2025).