| Family | RANUNCULACEAE |
| Genus species | Trollius ranunculinus (Sm.) Stearn |
| Bibliography | J. Bot. 79: 190 (1942) |
| Native Range | Caucasus to nw. Iran to e. Turkey |
| Primary Biome | Temperate |
| Habitat | grassland |
| Altitude | 1000-3000m |
| Description | leaves 5-7-lobate, each lobe divide and dentate, flowers 4-5cm, crateriform, sepals 5-10, patent, petals many, linear-spathulate, as long as anthers |
| Size | 10-35cm |
| Color | dark 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 | Helleborus ranunculinus Sm. Trollius americanus var. brevistylus Regel & Tiling Trollius americanus var. tenuistylus Regel & Tiling Trollius aureus Tausch Trollius caucasicus Steven Trollius grandiflorus E.Vilm. Trollius ochotensis Tiling Trollius parviflorus Ledeb. ex Rchb. Trollius patulus Salisb. Trollius patulus var. brevistylus Regel & Tiling Trollius patulus var. caucasicus (Steven) Regel & Tiling Trollius patulus var. pedunculatus DC. Trollius patulus var. sibiricus Regel & Tiling Trollius patulus var. subinvolucratus DC. Trollius ranunculinus f. tenuisectus Busch Trollius somcheticus K.Koch |
| Territory | 3 Asia-Temperate 33 Caucasus (NCS North Caucasus, TCS Transcaucasus) 34 Western Asia (IRN Iran, TUR Turkey) |
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