The stalkless leaves of Crassula sebaeoides are opposite, pale green and succulent.
The leaf-shape is ovate to elliptic, the margins entire and the tips pointed or rounded. The leaves are about 10 mm long and 5 mm wide (Curtis-Scott, et al, 2020; Smith, et al, 2017; Vlok and Schutte-Vlok, 2015; Bond and Goldblatt, 1984; iNaturalist; http://www.worldfloraonline.org).