| Family | APOCYNACEAE |
| Genus species | Asclepias davisii Woodson trib. Asclepiadeae |
| Bibliography | Ann. Missouri Bot. Gard. 26: 261 (1939) |
| Native Range | w. USA |
| Primary Biome | Temperate |
| Habitat | sandy grassland |
| Altitude | 1000-2500m |
| Description | leaves opposite, broadly ovate to suborbiculate, 4-9cm, basally rounded, apically obtuse, glabrous, glaucous, flowers to 15 in umbel, peduncles 0-7cm |
| Size | 15-30cm |
| Color | rose |
| Bloom | summer |
| Ca | |
| Type | perennial |
| Cultivation | sunny site with a poor, sandy soil alpine house, sandy soil, sun |
| Propagation | seed in winter, uncovered, germ. 1-3 months, 16-18°C |
| Synonyms | Asclepias cryptoceras ssp. davisii (Woodson) Woodson Asclepias cryptoceras var. davisii (Woodson) W..H.Baker |
| Territory | 7 Northern America 73 Northwestern U.S.A. (IDA Idaho, ORE Oregon, WAS Washington, WYO Wyoming) 76 Southwestern U.S.A. (CAL California, NEV Nevada) |