| Family | RANUNCULACEAE |
| Genus species | Trollius laxus Salisb. |
| Bibliography | Trans. Linn. Soc. London 8: 303 (1807) |
| Native Range | ne. USA to Delaware |
| Primary Biome | Temperate |
| Habitat | grassland |
| Altitude | 100-3800m |
| Description | glabrous, basal leaves long petiolate, palmatipinnate, segments 5, obovate, trilobate, dentate, flowers solitary, sepals 5-9, ovate, about 15mm long |
| Size | 25-40cm |
| Color | whitish yellow |
| Bloom | early spring |
| Ca | |
| Type | perennial |
| Cultivation | mesic, slightly humous, sunny site alpine house, moist, rich, drained soil, sun |
| Propagation | seed in winter, germ. 3-12 months, 10-16°C division in late summer |
| Synonyms | Gaissenia verna Raf. Trollius americanus Muhl. ex DC. Trollius decapetalus DC. Trollius pentapetalus Pursh |
| Territory | 7 Northern America 75 Northeastern U.S.A. (CNT Connecticut, NWJ New Jersey, NWY New York, OHI Ohio, PEN Pennsylvania) 78 Southeastern U.S.A. (DEL Delaware) |
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