| Family | CARYOPHYLLACEAE |
| Genus species | Arenaria katoana Makino |
| Bibliography | Bot. Mag. (Tokyo) 19: 88 (1905) |
| Native Range | n. & c. Japan |
| Primary Biome | Temperate |
| Habitat | grassland |
| Description | leaves minute. opposite, long ovate to elliptic-ovate, acute, sessile, glabrous, thick, green, to 7mm long, flowers pedicellate, 6-7mm across, calyx glabrous |
| Size | 3-7cm |
| Color | white |
| Bloom | late spring |
| Ca | |
| Type | subshrub |
| Cultivation | mesic, slightly humous, sunny site alpine house, moist, rich, drained soil, sun |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 13-18°C cuttings in late summer |
| Territory | 3 Asia-Temperate 38 Eastern Asia (JAP Japan) |