| Family | ASTERACEAE |
| Genus species | Heterotheca rudis (Greene) G.L.Nesom trib. Astereae |
| Bibliography | Phytoneuron 2019-64: 43 (2019) |
| Native Range | w. Oregon to n. & nw. California |
| Primary Biome | Temperate |
| Habitat | alluvial gravel |
| Altitude | 0-500m |
| Description | stems ramose, pilose, sparsely coarsely glandular, leaves green, stem leaves lanceolate, 2-3cm, sparsely pilose, capitula discoid, in corymb, outer bracts lanceolate |
| Size | 15-45cm |
| Color | yellow |
| Bloom | summer, autumn |
| Ca | |
| Type | perennial |
| Cultivation | gravelly, humous, moist, sunny site alpine house, moist, humous, gravelly soil, sun |
| Propagation | seed in spring, barely covered, germ. 1 month, 16-21°C cuttings in spring and late summer |
| Synonyms | Chrysopsis oregona var. rudis (Greene) Jeps. Chrysopsis rudis Greene Heterotheca oregona var. rudis (Greene) Semple |
| Territory | 7 Northern America 73 Northwestern U.S.A. (ORE Oregon) 76 Southwestern U.S.A. (CAL California) |