Mesembryanthemum agninum Haw. in Philos. Mag. J. 68: 127. 1826
Mesembryanthemum agninum in Philos. Mag. J. 68: 127. 1826
is basionym for Stomatium agninum in Z. Sukkulentenk. 2: 176. 1926
is basionym for Stomatium agninum var. agninum
is basionym for Agnirictus agninum in Monatsschr. Deutsch. Kakteen-Ges. 2: 21. 1930