| Family | RANUNCULACEAE |
| Genus species | Helleborus odorus Waldst. & Kit. ex Willd. |
| Bibliography | Enum. Pl.: 592 (1809) |
| Native Range | Hungary to se. Europe |
| Primary Biome | Temperate |
| Habitat | grassland and thickets |
| Description | basal leaves evergreen, usually solitary, segments 7-11, ovate-lanceolate, entire, coriaceous, abaxially pubescent, flowers 2-3, 5-7cm across, sepals broadly ovate |
| Size | 15-40cm |
| Color | greenish yellow |
| Bloom | early spring |
| Ca | + |
| Type | perennial |
| Cultivation | mesic, slightly humous, semi-shady site alpine house, moist, rich, drained soil, semi-shade |
| Propagation | seed in winter, germ. 3-12 months, 16-18°C division after flowering and in fall |
| Synonyms | Helleborus decorus le Bele ex K.Koch Helleborus graveolens Host. Helleborus hunfalvyanus Kanitz Helleborus hunfalvyanus var. odorus (Waldst. & Kit. ex Willd.) Kitt. Helleborus odorus var. intermedius Regel Helleborus odorus f. multisectus Martinis Helleborus viridis var. atrovirens A.Braun Helleborus viridis var. odorus (Waldst. & Kit. ex Willd.) Kitt. |
| Territory | 1 Europe 11 Middle Europe (HUN Hungary) 13 Southeastern Europe (ALB Albania, BUL Bulgaria, ROM Romania, YUG Yugoslavia) |