| Family | LOASACEAE |
| Genus species | Loasa sigmoidea Urb. & Gilg |
| Bibliography | Nova Acta Acad. Caes. Leop.-Carol. German. Nat. Cur. 76: 155 (1900) |
| Native Range | nw. Argentina to c. & n. Chile |
| Primary Biome | Subalpine |
| Habitat | rocky slopes |
| Altitude | 2200-3300m |
| Description | leaves remote, opposite, in outline lanceolate, 1-5cm long, pinnatifid, segments lobate, obtuse, flowers solitary, petals convex, narrowly lobate-dentate |
| Size | 10-20cm |
| Color | yellow |
| 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 spring and late summer |
| Territory | 8 Southern America 85 Southern South America (AGW Argentina Northwest, CLC Chile Central, CLN Chile North) |