BESTER, S. P.; PAIVA, J.

The first records of Polygala westii (Polygalaceae) for South Africa (North-West Province) and a key to the southern African Polygala species in the Section Tetrasepalae

. Phytotaxa, Auckland, New Zealand, v. 202, n. 3, p. 198–206, 2015. DOI: 10.11646/phytotaxa.202.3.3. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.202.3.3. Acesso em: 6 dec. 2025.