| Family | CALYCERACEAE |
| Genus species | Leucocera pterocalyx (Zav.-Gallo & al.) S.Denham & Pozner |
| Bibliography | Taxon 70: 612 (2021) |
| Native Range | nw. Argentina (Mendoza) |
| Primary Biome | Temperate |
| Habitat | rocky slopes |
| Altitude | 2300-2400m |
| Description | leaves spathulate, carnose, rounded, attenuate to petiole, the upper ovate, sinuate, peduncles shorter than leaves, heads terminal, solitary, producing wide inflorescence |
| Size | 2-5cm |
| Color | white |
| Bloom | late spring, summer |
| Ca | |
| Type | perennial |
| Cultivation | sunny rock crevices, protection against winter wet alpine house, poor, drained soil, sun |
| Propagation | seed when ripe or as soon as possible cuttings of rosettes in late summer |
| Synonyms | Boopis pterocalyx Zav.-Gallo, S.Denham & Pozner |
| Territory | 8 Southern America 85 Southern South America (AGW Argentina Northwest) |