| Family | EUPHORBIACEAE |
| Genus species | Euphorbia lurida Engelm. |
| Bibliography | Proc. Amer. Acad. Arts 5: 173 (1861) |
| Native Range | sw. USA to New Mexico and Baja California |
| Primary Biome | Subtropical |
| Habitat | rocky slopes |
| Altitude | 1300-2800m |
| Description | leaves oblanceolate to obovate, 8-20mm, entire, obtuse, minutely mucronate, subglabrous, cyathium in ramose cyme, involucre calyculate, 2mm |
| Size | 5-30cm |
| Color | yellow |
| Bloom | spring, summer |
| Ca | |
| Type | perennial |
| Cultivation | sunny, dry, rock crevices, protection against winter wet alpine house, poor, drained soil, sun |
| Propagation | seed in winter, germ. 1-3 months, 18-21°C cuttings in late spring and late summer |
| Synonyms | Euphorbia lurida var. pringlei Norton Euphorbia palmeri Engelm. Euphorbia palmeri var. peplifolia Norton Euphorbia palmeri var. subpubens (Engelm.) L.C.Wheeler Euphorbia peplifola Engelm. Euphorbia subpubens Engelm. Tithymalus luridus (Engelm.) Wooton & Standl. Tithymalus palmeri (Engelm.) Dayton Tithymalus subpubens (Engelm.) Norton |
| Territory | 7 Northern America 76 Southwestern U.S.A. (ARI Arizona, CAL California, NEV Nevada, UTA Utah) 77 South-Central U.S.A. (NWM New Mexico) 79 Mexico (MXN Mexico Northwest) |