| Family | ARISTOLOCHIACEAE |
| Genus species | Asarum costatum (F.Maek.) T.Sugaw. |
| Synonyms | Heterotropa costata F.Maek. |
| Habitat | thickets and woods |
| Description | leaves ovate-elliptic, subsagittate, 10-15cm long, sparsely hirsute, ciliate, flowers glabrous, perianth tubular, hexagonal, lobes obtuse, ascendent, petals absent |
| Size | 5-10cm |
| Color | purple |
| Bloom | spring |
| Ca | |
| Type | carpet |
| Cultivation | cold, shady site with a humous, moist soil alpine house, moist, humous soil, shade |
| Propagation | seed when ripe or as soon as possible division in early and late summer |
| Territory |
Asia-Temperate
Eastern Asia (Japan) |
| Bibliography | Plants of the World online powo.science.kew.org International Plant Names Index www.ipni.org |
| Comments | ARISTOLOCHIACEAE
|