| Family | RUBIACEAE |
| Genus species | Nenax acerosa Gaertn. |
| Bibliography | Fruct. Sem. Pl. 1: 165 (1788) |
| Native Range | sw. Cape Prov. |
| Primary Biome | Subtropical |
| Habitat | stony grassland |
| Altitude | 20-700m |
| Description | branchlets square, glabrous, leaves verticillate, linear, glabrous, acute, ciliate, adaxially flat, abaxially carinate, flowers small, axillary, subverticillate |
| Size | 15-30cm |
| Color | white |
| Bloom | late spring, summer |
| Ca | |
| Type | subshrub |
| Cultivation | sunny site with a deep, drained soil alpine house, rich, drained soil, sun |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 18-21°C cuttings in late summer |
| Synonyms | Ambraria acerosa (Gaertn.) Sond. Ambraria glabra Cruse Ambraria glabra var. papillata Sond. Ambraria glabra var. tulbaghica Sond. Cliffortia acerosa Banks ex Gaertn. Nenax glabra (Cruse) Kuntze |
| Territory | 2 Africa 27 Southern Africa (CPP Cape Provinces) |