Life … Plants Vascular Plants Dicots Pinks, Cactuses, and Allies Cacti Fishhook Cactuses Warnock's Cactus species 520 observations Warnock's Cactus Echinomastus warnockii Range United States Greener is more native, amber more introduced; paler is less certain. How this was decided Key traits Layer Shrubs Light Full sun Moisture Dry Water use Low Plant type Perennial Shrub From USDA PLANTS and the Lady Bird Johnson Wildflower Center. Close