| Family | ACANTHACEAE |
| Genus species | Acanthopsis horrida (Nees) Nees |
| Bibliography | Prodr. [A.P.de Candolle] 11: 278 (1847) |
| Native Range | nw. Cape Prov. |
| Primary Biome | Desert or Dry Shrubland |
| Habitat | dry, stony grassland |
| Altitude | 400-500m |
| Description | branchlets grey pubescent, leaves coarsely sinuate-dentate, very spinose, puberulent, spikes terminal, subsessile, densely softly hirsute, calyx hirsute, corolla 20-25mm long |
| Size | 10-30cm |
| Color | blue |
| Bloom | 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 month, 18-24°C cuttings in late summer |
| Synonyms | Acanthodium plumulosum E.Mey. ex Nees Acanthopsis trispina C.B.Clarke Dilivaria horrida Nees |
| Territory | 2 Africa 27 Southern Africa (CPP Cape Provinces) |