Ruiz, C. R., & Navarro, T. (2023). Teucrium × gutierrezii a new hybrid from Southeast Iberian Peninsula, a hotspots of natural hybridization of subfamily Ajugoideae (Lamiaceae). Phytotaxa, 609(1), 45–54. https://doi.org/10.11646/phytotaxa.609.1.4