| Family | CISTACEAE |
| Genus species | Helianthemum hieronymi Sennen |
| Bibliography | Exsicc. (Pl. Espagne) 1929: n° 6717 (1929) |
| Native Range | Spain |
| Primary Biome | Subtropical |
| Habitat | thickets and steppes |
| Altitude | 400-1500m |
| Description | green to grey tomentose, leaves ovate or broadly lanceolate, on base cordate, floral stems russet, flowers 8-10mm . |
| Size | 5-25cm |
| Color | yellow |
| Bloom | spring, early summer |
| Ca | |
| Type | subshrub |
| Cultivation | sunny site with a deep, drained soil alpine house, rich, drained soil, sun |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 13-18°C cuttings in late summer |
| Synonyms | Helianthemum cinereum ssp. hieronymi (Sennen) G.López Helianthemum polyanthum var. murcicum Maire Helianthemum rossmaessleri var. hieronymi (Sennen) Font Quer & Rothm. Helianthemum rossmaessleri ssp. hieronymi (Sennen) Rivas Mart. & Cantó Rhodax hieronymi (Sennen) Holub |
| Territory | 1 Europe 12 Southwestern Europe (SPA Spain) |