| Family | BRASSICACEAE |
| Genus species | Petrocallis pyrenaica (L.) W.T.Aiton |
| Bibliography | Hortus Kew. 4: 93 (1812) |
| Native Range | Alps, Pyrenees, Carpathians |
| Primary Biome | Subalpine |
| Habitat | grassland and rocks |
| Altitude | 1000-3000m |
| Description | leaves cuneate, apically lobate, floral stem leafless, flowers 6-7mm across in few flowered raceme, petals obtuse |
| Size | 1-5cm |
| Color | bright lilac, pink, white |
| Bloom | late spring, summer |
| Ca | + |
| Type | subshrub |
| Cultivation | rock crevices with favourable water regime, eastern slopes alpine house, poor, drained soil, shading in summer |
| Propagation | seed in spring, barely covered, germ. 1 month, 10-16°C cuttings in late summer |
| Synonyms | Crucifera petrocallis E.H.L.Krause Draba pyrenacia L. Draba rubra Crantz Petrocallis pyrenaica var. pubescens Vacc. Zizzia pyrenaica (L.) Roth |
| Territory | 1 Europe 11 Middle Europe (AUT Austria, CZE Czechoslovakia, GER Germany, SWI Switzerland) 12 Southwestern Europe (FRA France, SPA Spain) 13 Southeastern Europe (ITA Italy, YUG Yugoslavia) |
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