👉 Westrapgus is a genus of plants in the family Euphorbiaceae, primarily found in the western United States and northern Mexico. These plants are characterized by their distinctive white flowers that bloom in spring and summer, often with an unusual, waxy appearance due to their pollen. The species within this genus include various types of shrubs, trees, and perennial vines, each with its own unique characteristics such as flower shapes, root systems, and leaf patterns.