| Family | CARYOPHYLLACEAE |
| Genus species | Arenaria jamesoniana Rohrb. |
| Bibliography | Linnaea 37: 367 (1872) |
| Native Range | Ecuador |
| Primary Biome | Subalpine |
| Habitat | rocks and scree |
| Altitude | 4600-4700m |
| Description | stems glabrescent, leaves minute, narrowly linear-lanceolate, acute, ciliate, 3-4mm, flowers solitary in axils of upper leaves, pedicellate, petals absent |
| Size | 5-10cm |
| Color | |
| Bloom | spring, early summer |
| Ca | |
| Type | subshrub |
| Cultivation | rock crevices with favourable water regime, eastern slopes alpine house, poor, drained soil, shading in summer |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 13-18°C cuttings in late summer |
| Territory | 8 Southern America 83 Western South America (ECU Ecuador) |