| Family | BERBERIDACEAE |
| Genus species | Ranzania japonica (T.Ito) T.Ito |
| Bibliography | J. Bot. 26: 302 (1888) |
| Native Range | Japan (n. & c. Honshu) |
| Primary Biome | Temperate |
| Habitat | thickets and woods |
| Description | leaflets 3, petiolulate, orbiculate to ovate-orbiculate, trilobate or trifid, acute, 8-12cm long, thinly membranous, cordate, abaxially glaucous, flowers long pedicellate, 2-3cm |
| Size | 20-45cm |
| Color | pale violet |
| Bloom | spring |
| Ca | - |
| Type | perennial |
| Cultivation | cold, shady site with a humous, moist soil alpine house, moist, humous soil, shade |
| Propagation | seed in winter, germ. 3-12 months, 13-16°C division after flowering; cuttings in late summer |
| Synonyms | Podophyllum japonicum T.Ito Yatabea japonica (T.Ito) Maxim. |
| Territory | 3 Asia-Temperate 38 Eastern Asia (JAP Japan) |