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CCDB → Angiosperms → Sapindaceae → Urvillea → Urvillea chacoensis Hunz.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Urvillea chacoensis Hunz. | Urvillea chacoensis Hunz. | 22 | ChromoPar | Ferrucci, M. S. 1981 | |||
| Urvillea chacoensis Hunz. | Urvillea chacoensis Hunz. | 22 | IPCN online | Ferrucci, M. S. 1981. Novedades en Houssayanthus y Serjania (Sapindaceae). Bonplandia (Corrientes) 5: 164–174. | |||
| Urvillea chacoensis Hunz. | Urvillea chacoensis Hunz. | 22 | IPCN online | Urdampilleta, J. D. 2006. Karyotype relationships among four South American species of Urvillea (Sapindaceae: Paullinieae). Pl. Syst. Evol. 258: 85–95. |