| Family | APIACEAE |
| Genus species | Lomatium roneorum Darrach |
| Bibliography | Phytoneuron 2018-78: 2 (2018) |
| Native Range | Washington (Wenatchee Mts.) |
| Primary Biome | Temperate |
| Habitat | rocky slopes |
| Altitude | 600-1700m |
| Description | taproot, leaves blue-green, finely pinnate, glabrous, ultimate segments 2mm, mucronate, imbricate, inflorescence compound umbel, bracts of involucre linear, green |
| Size | 20-50cm |
| Color | bright yellow |
| Bloom | spring |
| Ca | |
| Type | perennial |
| Cultivation | sunny rock crevices, protection against winter wet alpine house, poor, drained soil, sun |
| Propagation | seed when ripe or as soon as possible |
| Territory | 7 Northern America 73 Northwestern U.S.A. (WAS Washington) |