| Family | HYPERICACEAE |
| Genus species | Hypericum calycinum L. sect. Ascyreia |
| Bibliography | Mant. Pl. 106 (1767) |
| Native Range | se. Bulgaria to nw. & n. Turkey |
| Primary Biome | Temperate |
| Habitat | grassland and woods |
| Altitude | 30-1200m |
| Description | leaves 4-9cm, oblong to elliptic, evergreen, glabrous, sepals 1-2cm, elliptic, flowers solitary, petals 2-4cm long, asymmetrical, anthers red |
| Size | 20-60cm |
| Color | yellow |
| Bloom | spring, summer |
| Ca | + |
| Type | subshrub |
| Cultivation | cold, semi-shady site with a humous, moist soil alpine house, moist, humous soil, semi-shade |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 10-16°C cuttings in late summer |
| Synonyms | Androsaemum calycinum (L.) T.Lestib. Ascyrum calycinum (L.) Poir. Ascyrum coriaceum Moench Eremanthe calycina (L.) Spach Eremanthe venosa (Lam.) K.Koch Hypericum ascyron Mill. Hypericum calycinum var. acutifolium Choisy Hypericum calycinum f. luteum N.Robson Hypericum grandiflorum Salisb. Hypericum venosum Lam. Norysca calycina (L.) Blume Norysca venosa (Lam.) Blume |
| Territory | 1 Europe 13 Southeastern Europe (BUL Bulgaria, TUE Turkey-in-Europe) 3 Asia-Temperate 34 Western Asia (TUR Turkey) |