| Family | : Sterculiaceae |
| Genus | : Byttneria |
| Species | : aspera |
| Author | : Collebr. ex Wall. |
| Local Name | : Not known |
| Location | : Adampur, Kamalganj, Moulvibazar, Bangladesh. |
| Latitude: ° ' " N; Longitude: ° ' " E | |
| Accesssion No. | : 43520 |
| Collector | : Sarder Nasir Uddin |
| Collection Date | : 19-05-2014 |
| Note | : Large woody climber; flower white, inside red; fruit round, spiny. |
