| Family | Scrophulariaceae | 
| Scientific name | Bacopa caroliniana (Walter) B. L. Robinson | 
| Synonyms | Bacopa amplexicaulis (Michaux) Wettstein; Herpestis amplexicaulis (Michaux) Pursh; Hydrotrida caroliniana (Walter) Small; Hydrotrida crenulata (Small) Small; Macuilliamia amplexicaulis (Michaux) Rafinesque; Moniera amplexicaulis Michaux; Moniera caroliniana (Walter) Kuntze; Moniera crenulata Small; Obolaria caroliniana Walter; Septilia caroliniana (Walter) Small; Septilia crenulata (Small) Small | 
| Common name | (English common name) blue waterhyssop, lemon bacopa | 
| (Japanese common name) water bacopa | |
| Distribution | USA | 
| Reference | Bacopa caroliniana (Walter) B.L. Rob. | 
| Bacopa caroliniana (Walter) B.L. Rob. | |
| Aquatic plant product and method for making growth-sustaining plant matrix (US Patent 20060030489) | |
| Cosmetic herbal compositions (US Patent 20070196318) | |
| Use of dammarane-type triterpenoid saponins (WIPO Patent WO/2002/003813) | |
| Novel plants (WIPO Patent WO/2006/133970) | 
| May 2008 at Hokkaido University Botanical Garden | May 2008 at Hokkaido University Botanical Garden | May 2008 at Hokkaido University Botanical Garden |