| Family | ONAGRACEAE |
| Genus species | Oenothera mckelveyae (Munz) W.L.Wagner & Hoch sect. Gaura |
| Bibliography | Syst. Bot. Monogr. 83: 213 (2007) |
| Native Range | s. Texas to ne. Mexico |
| Primary Biome | Desert or Dry Shrubland |
| Habitat | dry, sandy grassland |
| Altitude | 0-300m |
| Description | leaves alternate, 1-7cm, narrowly oblanceolate, deeply sinuate-dentate, inflorescence ramose, petals ca. 1cm long |
| Size | 20-60cm |
| Color | yellow |
| Bloom | spring, early summer |
| Ca | |
| Type | perennial |
| Cultivation | dry, sunny site with a poor, sandy soil alpine house, dry, sandy soil, sun |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 18-21°C division in fall; cuttings in late summer |
| Synonyms | Gaura mckelveyae (Munz) P.H.Raven & D.P.Gregory Gaura villosa var. mckelveyae Munz |
| Territory | 7 Northern America 77 South-Central U.S.A. (TEX Texas) 79 Mexico (MXE Mexico Northeast) |