| Family | BORAGINACEAE |
| Genus species | Nihon proliferum (Ohwi) A.Otero & al. |
| Bibliography | Phytotaxa 173: 266 (2014) |
| Native Range | c. Japan |
| Primary Biome | Temperate |
| Habitat | thickets and woods |
| Description | hirsute, basal leaves oblanceolate, 12-25cm long, stem leaves few, smaller, oblong, flowers 6-8, 1cm across, in lax raceme |
| Size | 10-25cm |
| Color | pale purple |
| Bloom | early summer |
| Ca | + |
| Type | perennial |
| Cultivation | cold, shady site with a humous, moist soil alpine house, moist, humous soil, shade |
| Propagation | seed in spring, germ. 1-3 months, 13-18°C division in spring; cuttings in late summer |
| Synonyms | Omphalodes prolifera Ohwi, Bull. Natl. Sci. Mus. Tokyo, n.s., 3: 98 (1956) |
| Territory | 3 Asia-Temperate 38 Eastern Asia (JAP Japan) |