| Family | BORAGINACEAE |
| Genus species | Mertensia caelestina A.Nelson & Cockerell |
| Bibliography | Proc. Biol. Soc. Washington 16: 46 (1903) |
| Native Range | New Mexico |
| Primary Biome | Subalpine |
| Habitat | rocky slopes |
| Description | glabrous, leaves 2-3cm, elliptic-oblong, acute, the basal shortly petiolate, ciliate, flowers crowded in terminal cluster, sepals linear, acute, corolla ca. 12mm |
| Size | 5-15cm |
| Color | deep blue |
| Bloom | summer |
| Ca | |
| Type | perennial |
| Cultivation | rock crevices with favourable water regime, eastern slopes alpine house, poor, drained soil, shading in summer |
| Propagation | seed in winter, germ. 1-3 months, 13-16°C division in spring; cuttings in late summer |
| Synonyms | Mertensia ovata var. caelestina (A.Nelson & Cockerell) Nazaire & L.Hufford Mertensia viridis var. caelestina (A.Nelson & Cockerell) L.O.Williams |
| Territory | 7 Northern America 77 South-Central U.S.A. (NWM New Mexico) |