| Family | Cucurbitaceae |
| Subfamily | Cucurbitoideae |
| Tribe | Melothrieae |
| Subtribe | Cucumerinae |
| Scientific name | Zehneria japonica (Thunberg) H. Y. Liu |
| Synonyms | Bryonia japonica Thunberg; Melothria japonica (Thunberg) Maximovicz ex Cogniaux; Melothria japonica (Thunberg) Maximovicz ex Cogniaux var. major Cogniaux; Melothria regelii Naudin; Zehneria hookeriana auct., non (Wight & Arnott) Arnott; Zehneria indica auct., non (Loureiro) Keraudren |
| Common name | (Japanese common name) suzume uri (スズメウリ, 雀瓜 [meaning: sparrow melon]) |
| (English common name) Japanese wild cucumber, White-fruited creeping cucumber | |
| Distribution | (Japan) Honshu, Shikoku, Kyushu |
| (Other nations) Korea | |
| Habitat | Field, riverside, roadside |
| Chromosomal number | unknown |
| Description | Leaves 3-6cm long, 4-8cm wide. Flowers white corollas 6mm-7mm across, flowering in August to September. Fruits white ca. 1-2cm across. Vine. Annual plants. |
| September 2007 at lowland swamp |
September 2007 at lowland swamp |
September 2006 at rice paddy path |
| September 2006 at rice paddy path |
September 2006 at rice paddy path |
September 2007 at lowland swamp |
| September 2007 at lowland swamp |
September 2006 at rice paddy path |
September 2006 at rice paddy path |
| September 2006 at rice paddy path |
September 2006 at my home |