| Family | RUBIACEAE |
| Genus species | Hexaphylla arcadiensis (Sims) P.Caputo & Del Guacchio |
| Bibliography | Pl. Biosystems 154: 778 (2020) |
| Native Range | s. Greece |
| Primary Biome | Temperate |
| Habitat | rocks |
| Description | grey softly adpressed hirsute, leaves dense, of 6-8, oblong-elliptic, acute, flowers 6-8, terminal, fasciculate, large, glabrous, lobes ovate, acute, anthers exserted |
| Size | 5-10cm |
| Color | pink |
| Bloom | summer |
| Ca | + |
| Type | perennial |
| Cultivation | sunny rock crevices, protection against winter wet alpine house, poor, drained soil, sun |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 10-16°C cuttings in late summer |
| Synonyms | Asperula arcadiensis Sims Asperula mollis Boiss. |
| Territory | 1 Europe 13 Southeastern Europe (GRC Greece) |