| Family | AIZOACEAE |
| Genus species | Mesembryanthemum grossum Aiton |
| Bibliography | Hort. Kew. 2: 191 (1789) |
| Native Range | s. Cape Prov. |
| Primary Biome | Subtropical |
| Habitat | stony grassland |
| Altitude | 300-1100m |
| Description | branchlets ascendent, leaves connate, semiterete, at base canaliculate, flat on tapered, obtuse apex, green, papulose, flowers of 4 |
| Size | 10-15cm |
| Color | pale red |
| Bloom | late spring, summer |
| Ca | |
| Type | tuberous succulent |
| Cultivation | sunny site with a deep, drained soil alpine house, rich, drained soil, sun |
| Propagation | seed in spring |
| Synonyms | Aridaria gratiae L.Bolus Aridaria grossa (Aiton) Friedrich Aridaria longispinula (Haw.) L.Bolus Aridaria platysepala L.Bolus Aridaria subpetiolata L.Bolus Aridaria willowmorensis L.Bolus Mesembryanthemum calycinum Eckl. & Zeyh. Mesembryanthemum commutatum A.Berger Mesembryanthemum longispinulum Haw. Nycteranthus commutatus (A.Berger) Schwantes Nycteranthus grossus (Aiton) Schwantes Nycteranthus longispinulus (Haw.) Schwantes Nycteranthus platysepalus (L.Bolus) Schwantes Nycteranthus willowmorensis (L.Bolus) Schwantes Perapentacoilanthus grossus (Aiton) F.Rappa & Camarrone Phyllobolus grossus (Aiton) Gerbaulet Sphalmanthus commutatus (A.Berger) N.E.Br. Sphalmanthus gydouwensis L.Bolus Sphalmanthus leipoldtii L.Bolus Sphalmanthus longispinulus (Haw.) N.E.Br. Sphalmanthus grossus (L.Bolus) N.E.Br. Sphalmanthus platysepalus (L.Bolus) L.Bolus Sphalmanthus subpetiolatus (L.Bolus) L.Bolus Sphalmanthus willowmorensis (L.Bolus) L.Bolus |
| Territory | 2 Africa 27 Southern Africa (CPP Cape Provinces) |