C. occidentalis
# C. occidentalis

C. occidentalis may refer to:

* plant
   * Calyptronoma occidentalis, a palm species endemic to Jamaica
   * Canna occidentalis, a garden plant
   * Carex occidentalis, a sedge species
   * Celtis occidentalis, the common hackberry, a tree species native to North America
   * Cephalanthus occidentalis, the buttonbush, a flowering plant species native to eastern and southern North America
   * Cercis occidentalis, the western redbud, a tree native to western North America
* animal
   * Crenadactylus occidentalis, tiny gecko species native to Western Australia
