coachwhip

noun

1. a whipsnake of southern United States and Mexico

   Synonym:    coachwhip snakeMasticophis flagellum

2. desert shrub of southwestern United States and Mexico having slender naked spiny branches that after the rainy season put forth foliage and clusters of red flowers

   Synonym:    ocotilloJacob's staffvine cactusFouquieria splendens