| Collector | Stauning, O. |
| Number | 349 |
| Collected with | Trine Ravn |
| Country | Mexico |
| Subpart | Quintana Roo |
| County | |
| Locality | State of QUINTANA ROO. Municipio Kantunil Kin. The village Tres Reyes (16 QDT 3888). Medicinal plant, either cultivated or collected in dooryard garden and roadside secondary vegetation with informant Juliana Dzul Canul. |
| Coordinates | 20° 42' N 87° 35' W |
| Minimum elevation (m) | 30 |
| Maximum elevation (m) | 30 |
| Start date | 1989/09/20 |
| End date | 1989/09/20 |
| Family | Zingiberaceae |
| Identification | Costus pictus D. Don |
| Determined by | Maas, P. J. M. (U), 2003. |
| Identification qualifier | |
| Field notes | This herb was cultivated in the dooryard garden. It is known as Baj tsa, also as Riñonera. A decoction with "pelo de elote" (dried pistils of Zea mays) is drunk daily during one week against urinary tract infections |
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