Mesembryanthemum petiveri Mesembryanthemum petiveri Haw., Observ. Mesembryanthemum 2: 478. 1795 sec. Kew 20191 wfo-00003707821. Kew 2019: Dataset export of the World Checklist of Vascular Plants database, dated 19 December. – Kew: Royal Botanic Gardens=Mesembryanthemum humile Haw., Misc. Nat.: 80. 1803 syn. sec. Kew 20192 wfo-00003700472. Kew 2019: Dataset export of the World Checklist of Vascular Plants database, dated 19 December. – Kew: Royal Botanic GardensContent