Tian, J., Huang, W.-C., Mbuni, Y.M., Kamau, P., Mwachala, G., Malombe, I., Hu, G.-W. & Wang, Q.-F. (2019)

Polystachya danielana (Orchidaceae: Polystachyinae), a new species from Kenya

. Phytotaxa 405 (4): 195–202. https://doi.org/10.11646/phytotaxa.405.4.3