| Family | RUBIACEAE |
| Genus species | Asperula rigida Sibth. & Sm. |
| Synonyms | Asperula kritsensis Coustur. & Gand. |
| Asperula platygona Gand. | |
| Crucianella rigida (Sm.) Tausch | |
| Habitat | dry, rocky slopes |
| Description | branchlets sparsely hirsute, rigid, ascendent, leaves in whorls of 6, oblong-elliptic to linear, inflorescence lax, flowers sessile, 2-4mm long, glabrous |
| Size | 7-25cm |
| Color | red, yellow |
| Bloom | summer |
| Ca | |
| Type | subshrub |
| Cultivation | sunny, dry, 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 |
| Territory |
Europe
Southeastern Europe (Kriti) |
| Bibliography | Plants of the World online powo.science.kew.org International Plant Names Index www.ipni.org |
| Comments | RUBIACEAE
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