| Family | CISTACEAE |
| Genus species | Helianthemum grandiflorum (Scop.) DC. |
| Bibliography | Fl. Franc. [J.B.A.M.de Lamarck & A.P.de Candolle] éd. 3, 4: 821 (1805) |
| Native Range | c. & s. Europe to Caucasus |
| Primary Biome | Temperate |
| Habitat | grassland and rocks |
| Description | stems ascendent, apically hirsute, leaves opposite, 1-4cm, green, lanceolate or oblong, on both faces glabrous, obtuse, inflorescence 2-6-flowered, corolla 25-30mm |
| Size | 10-40cm |
| Color | yellow |
| Bloom | late spring, summer |
| Ca | |
| Type | subshrub |
| Cultivation | sunny rock crevices, protection against winter wet alpine house, poor, drained soil, sun |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 13-18°C cuttings in late summer |
| Synonyms | Cistus grandiflorus Scop. Helianthemum chamaecistus ssp. grandiflorum (Scop.) Chenevard Helianthemum chamaecistus var. grandiflorum (Scop.) Fiek Helianthemum controversum var. grandiflorum (Scop.) F.W.Schultz Helianthemum grandiflorum var. angustifolium Gaudin Helianthemum grandiflorum f. cupreum (Sweet) Rehder Helianthemum grandiflorum f. multiplex (Sweet) Rehder Helianthemum hirsutum var. grandiflorum (Scop.) Oborný Helianthemum hyssopifolium Ten. Helianthemum hyssopifolium var. cupreum Sweet Helianthemum hyssopifolium var. multiplex Sweet Helianthemum nummularium f. cupreoplena C.K.Schneid. Helianthemum nummularium ssp. grandiflorum (Scop.) Schinz & Thell. Helianthemum nummularium var. grandiflorum (Scop.) C.K.Schneid. Helianthemum obscurum var. grandiflorum (Scop.) Pers. Helianthemum ovatum ssp. grandiflorum (Scop.) Hayek Helianthemum ovatum ssp. littorale Issler Helianthemum vulgare ssp. grandiflorum (Scop.) Nyman Helianthemum vulgare var. grandiflorum (Scop.) Roth Helianthemum vulgare var. hyssopifolium (Ten.) Foucaud & Rouy Helianthemum vulgare var. lanceolatum Foucaud & Rouy |
| Territory | 1 Europe 11 Middle Europe (CZE Czechoslovakia, POL Poland, SWI Switzerland) 12 Southwestern Europe (FRA France, SPA Spain) 13 Southeastern Europe (ITA Italy, YUG Yugoslavia) 14 Eastern Europe (KRY Krym) 3 Asia-Temperate 33 Caucasus (NCS North Caucasus, TCS Transcaucasus) |