| Family | CARYOPHYLLACEAE |
| Genus species | Pycnophyllum convexum Griseb. |
| Bibliography | Abh. Königl. Ges. Wiss. Göttingen 19: 75 (1874) |
| Native Range | nw. Argentina |
| Primary Biome | Subalpine |
| Habitat | rocks |
| Altitude | 4000-4500m |
| Description | leaves spiral imbricate, shortly ovate, acute, convex, coriaceous, margins thickened, flowers terminal, sessile, petals 0, calyx lobes ovate-oblong, obtuse |
| Size | 2-3cm |
| Color | |
| Bloom | summer |
| Ca | |
| Type | perennial |
| 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 85 Southern South America (AGW Argentina Northwest) |