| Family | RANUNCULACEAE |
| Genus species | Helleborus orientalis Lam. |
| Bibliography | Encycl. 3: 96 (1789) |
| Native Range | ne. Greece to Caucasus |
| Primary Biome | Temperate |
| Habitat | grassland and thickets |
| Description | evergreen, leaves 30cm wide, palmatipinnate, with 5-11 broadly lanceolate, coarsely dentate segments, flowers 6-8cm across, crateriform, more or less erect |
| Size | 40-60cm |
| Color | brownish yellow, greenish |
| Bloom | winter, 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 abchasicus var. flore-albo Rodigas Helleborus abchasicus var. flore-luteolo Rodigas Helleborus abchasicus var. flore-purpureo Rodigas Helleborus abchasicus var. flore-roseo Rodigas Helleborus abchasicus var. purpureo-laevigatus Rodigas Helleborus antiquorum A.Braun Helleborus casta-diva ssp. kochii (Schiffn.) N.Busch Helleborus caucasicus A.Braun Helleborus caucasicus var. pallidus Regel Helleborus caucasicus var. punctatus Regel Helleborus heyderi Schiffn. Helleborus ibericus Steven ex Rupr. Helleborus kochii Schiffn. Helleborus officinalis Salisb. Helleborus olympicus Lindl. Helleborus orientalis var. heyderi (Schiffn.) Demoly Helleborus polychromus Kolak Helleborus ponticus A.Braun Helleborus tinctus Steven ex Rupr. Helleborus viridis M.Bieb. |
| Territory | 1 Europe 13 Southeastern Europe (GRC Greece, TUE Turkey-in-Europe) 3 Asia-Temperate 33 Caucasus (NCS North Caucasus, TCS Transcaucasus) 34 Western Asia (TUR Turkey) |
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