| Family | CARYOPHYLLACEAE |
| Genus species | Stellaria pterosperma Ohwi |
| Bibliography | Acta Phytotax. Geobot. 3: 83 (1934) |
| Native Range | Japan (Hokkaido) |
| Primary Biome | Subalpine |
| Habitat | grassland and rocks |
| Description | leaves linear, rigid, horizontally spreading, loosely softly pubescent, acuminate, flowers 1-3 in terminal cymes, lanceolate, acute, petals 8-10mm long, deeply bifid |
| Size | 5-15cm |
| Color | white |
| 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 division in early spring; cuttings in late summer |
| Territory | 3 Asia-Temperate 38 Eastern Asia (JAP Japan) |