| Collector | Madsen, J. E. |
| Number | 7929 |
| Collected with | Orlando A. Sanchez |
| Country | Ecuador |
| Subpart | LOJA |
| County | |
| Locality | Km 10-15 W of Malacatos on gravel roads. Surroundings of Rio Catamayo. Dry slopes and rocks with xerophytic vegetation dominated by Acacia, Furcraea, and cacti. |
| Coordinates | 4° 13' S 79° 18' W |
| Minimum elevation (m) | 1400 |
| Maximum elevation (m) | 1400 |
| Start date | 2001/05/08 |
| End date | 2001/05/08 |
| Family | Acanthaceae |
| Identification | Justicia reginaldii Wassh. |
| Determined by | John Wood |
| Identification qualifier | |
| Field notes | Subshrub, 50 cm high. Flowers with lower limb white and upper limb purple. |
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