[1]
Swanepoel, W. and Wyk, A.E.V. 2025. Petalidium sebrabergense (Acanthaceae), a new species from Namibia. Phytotaxa. 728, 1 (Nov. 2025), 17–30. DOI:https://doi.org/10.11646/phytotaxa.728.1.2.