| Family | APIACEAE |
| Genus species | Erigenia bulbosa (Michx.) Nutt. |
| Bibliography | Gen. N. Amer. Pl. 1: 187 (1818) |
| Native Range | Ontario to nc. & e. USA |
| Primary Biome | Temperate |
| Habitat | steppes |
| Description | glabrous, subcaulescent, basal leaves ternate, segments oblong, involucre absent, bracts of involucel linear or spathulate, flowers in small, compact umbels |
| Size | 10-20cm |
| Color | white, pale violet |
| Bloom | spring |
| Ca | |
| Type | tuberous perennial |
| Cultivation | sunny site with a deep, drained soil alpine house, rich, drained soil, sun |
| Propagation | seed when ripe or as soon as possible division of resting tubers |
| Synonyms | Hydrocotyle ambigua Pursh Hydrocotyle bulbosa (Michx.) Eaton & Wright Hydrocotyle composita Pursh Hydrocotyle dissecta Raf. Ligusticum bulbosum Pers. Sison bulbosum Michx. Sium bulbosum (Michx.) Poir. |
| Territory | 7 Northern America 72 Eastern Canada (ONT Ontario) 74 North-Central U.S.A. (ILL Illinois, KAN Kansas, MSO Missouri, OKL Oklahoma, WIS Wisconsin) 75 Northeastern U.S.A. (INI Indiana, MIC Michigan, NWY New York, OHI Ohio, PEN Pennsylvania, WVA West Virginia) 78 Southeastern U.S.A. (ALA Alabama, ARK Arkansas, GEO Georgia, KTY Kentucky, MRY Maryland, MSI Mississippi, NCA North Carolina, TEN Tennessee, VRG Virginia, WDC District of Columbia) |