Weigela hortensis
Weigela hortensis is a species of flowering plant in the family Caprifoliaceae, native to Hokkaido and Honshu islands of Japan. A rounded shrub reaching , and hardy in USDA zones 6 through 9, it is occasionally found in commerce. References

Caprifoliaceae
Endemic flora of Japan
Plants described in 1838
Taxa named by Philipp Franz von Siebold
Taxa named by Joseph Gerhard Zuccarini