| Family | : Boraginaceae |
| Genus | : Piper |
| Species | : hamiltonii |
| Author | : C.DC. |
| Location | : Machalong Reserve Forest., Khagrachari, Bangladesh. |
| Latitude: 23° 31' 305" N; Longitude: 91° 12' 338" E | |
| Accesssion No. | : 84993 |
| Collector | : Kowser et al |
| Collection Date | : 26-10-2017 |
| Note | : Herb; Fruit round; Hill slope; Rare. |
