| Family | RANUNCULACEAE |
| Genus species | Delphinium decorum Fisch. & C.A.Mey. |
| Bibliography | Index Seminum (LE, Petropolitanus) 3: 33 (1837) |
| Native Range | Oregon to California |
| Primary Biome | Temperate |
| Habitat | stony grassland |
| Altitude | 0-2300m |
| Description | leaves trifoliolate, 3-4cm wide, middle segment entire or trifid, lateral leaflets 1-2-fid, stem leaves reduced, villose, sepals 12-16mm, upper petals with lateral lobes |
| Size | 5-35cm |
| Color | bluish purple |
| Bloom | summer |
| Ca | |
| Type | perennial |
| Cultivation | sunny site with a deep, drained soil alpine house, rich, drained soil, sun |
| Propagation | seed in winter, barely covered, germ. 1-3 months, 10-13°C division in spring just as young growth commences |
| Synonyms | Delphinium decorum var. genuinum Huth Delphinium decorum var. racemosum Eastw. Delphinium decorum var. sonomensis Eastw. Delphinium menziesii Durand |
| Territory | 7 Northern America 73 Northwestern U.S.A. (ORE Oregon) 76 Southwestern U.S.A. (CAL California) |