| Family | LOASACEAE |
| Genus species | Mentzelia nuda (Pursh) Torr. & A.Gray |
| Bibliography | Fl. N. Amer. 1: 535 (1840) |
| Native Range | nw. & c. USA |
| Primary Biome | Temperate |
| Habitat | steppes |
| Description | leaves oblanceolate, 5-15cm long, dentate to pinnatisect, flowers 4-6cm across |
| Size | 20-40cm |
| Color | whitish |
| Bloom | summer |
| 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, 13-18°C cuttings in late spring and in summer |
| Synonyms | Bartonia nuda Pursh, Fl. Amer. Sept. 1: 328 (1813) Hesperanthus nudus (Pursh) Cockerell Hesperanthus strictus Osterh. Mentzelia nuda var. integrifolia Kuntze Mentzelia nuda var. stricta (Osterh.) H.D.Harr. Mentzelia nuda var. subpinnatifida Kuntze Mentzelia stricta (Osterh.) G.W.Stevens Nuttallia nuda (Pursh) Greene Nuttallia stricta (Osterh.) Greene Touterea stricta (Osterh.) Rydb. Torreya nuda (Pursh) Eaton |
| Territory | 7 Northern America 73 Northwestern U.S.A. (COL Colorado, MNT Montana, WYO Wyoming) 74 North-Central U.S.A. (KAN Kansas, MIN Minnesota, MSO Missouri, NEB Nebraska, OKL Oklahoma, SDA South Dakota) 77 South-Central U.S.A. (NWM New Mexico, TEX Texas) |