Plantae | Caryophyllales | Aizoaceae | Ruschia | Ruschia robusta
February EC, Allsopp N, Shabane T, Hattas D. 2011. Coexistence of a C4 grass and a leaf succulent shrub in an arid ecosystem. The relationship between rooting depth, water and nitrogen. Plant and Soil 349(1-2): 253-260.