| Family | CARYOPHYLLACEAE |
| Genus species | Pycnophyllum argentinum Pax |
| Bibliography | Bot. Jahrb. Syst. 18: 33 (1893) |
| Native Range | nw. Argentina (La Rioja) |
| Primary Biome | Temperate |
| Habitat | rocky slopes |
| Altitude | 3500-4000m |
| Description | yellow-green, stems glabrous, densely leafy, leaves in spiral, ovate, obtuse, entire, glabrous, flowers terminal, sessile, petals absent, sepals 5, lanceolate-acuminate |
| Size | 2-5cm |
| Color | |
| Bloom | summer |
| Ca | |
| Type | subshrub |
| Cultivation | sunny rock crevices, protection against winter wet alpine house, poor, drained soil, sun |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 13-18°C cuttings in late summer |
| Territory | 8 Southern America 85 Southern South America (AGW Argentina Northwest) |