Smith, G.F. and Hankey, A. 2024. Delosperma buysii (Aizoaceae subfam. Ruschioideae), a new purple-white-flowered vygie species from north-central South Africa. Phytotaxa. 635, 3 (Jan. 2024), 238–244. DOI:https://doi.org/10.11646/phytotaxa.635.3.5.