SINGH, R. K. Stachys richardiana nom. nov., a replacement name for S. hypoleuca (Lamiaceae). Phytotaxa, Auckland, New Zealand, v. 620, n. 2, p. 198–200, 2023. DOI: 10.11646/phytotaxa.620.2.9. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.620.2.9. Acesso em: 6 dec. 2025.