| Family | ONAGRACEAE |
| Genus species | Oenothera coryi W.L.Wagner sect. Megapterium |
| Bibliography | Ann. Missouri Bot. Gard. 73: 475 (1986) |
| Native Range | nc. Texas |
| Primary Biome | Temperate |
| Habitat | stony grassland |
| Altitude | 300-1000m |
| Description | taproot, leaves in rosette, linear to narrowly lanceolate, thick, densely strigose, entire, long acuminate, broadly petiolate, petals broadly obovate, 3-4cm |
| Size | 4-20cm |
| Color | yellow |
| Bloom | spring |
| Ca | |
| Type | perennial |
| Cultivation | sunny site with a deep, drained soil alpine house, rich, drained soil, sun |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 18-21°C cuttings in late summer |
| Territory | 7 Northern America 77 South-Central U.S.A. (TEX Texas) |