| Collector | Middleton, D.J. |
| Number | 5767 |
| Collected with | C. Hemrat, P. Karakat, C. Puglisi & S. Suddee |
| Country | Thailand |
| Subpart | Tak |
| County | |
| Locality | Umphang Wildlife Sanctuary (also known as Doi Hua Mot WS). Roadside scrub on limestonesoil |
| Coordinates | 15° 58' 14.3'' N 98° 50' 16.8'' E |
| Minimum elevation (m) | 867 |
| Maximum elevation (m) | 867 |
| Start date | 2014/10/17 |
| End date | 2014/10/17 |
| Family | Fabaceae |
| Identification | Indigofera atropurpurea Hornem. |
| Determined by | |
| Identification qualifier | |
| Field notes | Tree 3 m tall. Bark dark brown. Leaves mid green above, paler bebeath. Standard and keel dark purple, wings pink. Fruit green. |
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