| Family | CARYOPHYLLACEAE |
| Genus species | Arenaria tetragyna Willd. ex D.F.K.Schltdl. |
| Bibliography | Mag. Neuesten Entdeck. Gesammten Naturf. Freunde Berlin 7: 201 (1816) |
| Native Range | w. Bolivia to Ecuador |
| Primary Biome | Montane Tropical |
| Habitat | grassland |
| Altitude | 3500-5000m |
| Description | stems glabrous, leaves approximate, pale green, flat, lanceolate, obtuse, membranous, ciliolate, 6-10mm, flowers solitary, terminal, pedicellate, petals ovate, short |
| Size | 3-5cm |
| Color | white |
| Bloom | summer |
| Ca | |
| Type | perennial |
| Cultivation | humous, moist, but in winter drier, semi-shady site alpine house, moist, humous soil, shading in summer |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 13-18°C division in early spring; cuttings in late summer |
| Synonyms | Arenaria tetragyna var. imbricata Fenzl Arenaria tetragyna var. laxa Fenzl ex Rohrb. |
| Territory | 8 Southern America 83 Western South America (BOL Bolivia, ECU Ecuador, PER Peru) |