Hibiscus paramutabilis
Hibiscus paramutabilis, the everblooming Confederate rose, is a species of flowering plant in the family Malvaceae, native to southeastern China. A deciduous shrub reaching  at maturity, in the wild it is found in scrubland, slopes, and valleys from  above sea level. In the garden it is hardy to USDA zone 7a, and produces white, pink or rosepink flowers (depending on cultivar) that are  wide, blooming from spring to early winter. Subtaxa
The following varieties are accepted, based solely on the lengths of their pedicels:
Hibiscus paramutabilis var. longipedicellatus  – Jinxiu
Hibiscus paramutabilis var. paramutabilis – Guangxi, Hunan, Jiangxi

References

paramutabilis
Endemic flora of China
Flora of Southeast China
Plants described in 1922