Japanese Bindweed
Calystegia pubescens Lindl.

Calystegia pubescens, known as Japanese Bindweed, is a climbing plant in the Convolvulaceae family. It reaches 20–70 cm in height and has a corolla under 4 cm long with a pinkish hue. The plant is native to regions including Japan, South Korea, and parts of China and the United States. It is distinguished by its foliage with divided side lobes.
Description
Calystegia pubescens, described by Lindl. in 1846, is a species of the Convolvulaceae family. It is a climbing plant that typically grows to 20–70 cm tall. The corolla is less than 4 cm long and partially pink. This species is found in areas such as Japan, South Korea, China, and several U.S. states. It is recognized by its foliage, which has divided side lobes, helping to distinguish it from other bindweeds. The plant is considered a weedy wildflower in its native range.
Other common names
Japanese BindweedJapanese False Bindweed
Distribution
Ontario · Vermont-US · China North-Central · China South-Central · China Southeast · Connecticut · Delaware · District of Columbia · Idaho · Japan · Kentucky · Korea · Kuril Is. · Maine · Manchuria · Maryland · Massachusetts · Michigan · Missouri · New Hampshire · New Jersey · New Mexico · New York · Rhode I. · Tennessee · Vermont · Virginia · West Virginia
Synonyms
Calystegia chinensisIpomoea japonicaVolvulus pubescensCalystegia japonica var. albifloraConvolvulus japonicusConvolvulus pellitus f. anestiusCalystegia japonicaCalystegia dahurica f. anestiaCalystegia japonica f. albifloraVolvulus japonicusVolvulus japonicus var. pubescensCalystegia pubescens f. albifloraCalystegia sepium f. majorCalystegia pubescens f. majorCalystegia sepium f. albiflora