Jeffersonia diphylla
Rheumatism Root, Twinleaf
Family: Berberidaceae Barberry
| Type | Perennial |
| USDA Hardiness range | 5A - 8B |
| Exposure | Full shade to partial shade or partial sun |
| Bloom color | White |
| Bloom time | Mid Spring to Early Summer |
| Water needs | Moist |
| Landscape uses | Rock garden, woodland garden |
| Height | 6" to 18" / 15cm to 45cm |
| Spread | n/a |
| Growth rate | Moderate |
| Leaf color | Green |
| Fruit color | Green |
| Soil pH requirements | Neutral, alkaline |
| Soil type | Sandy |
| Form | Upright or erect |
| Attributes and features | Native to North America |