title: C. officinalis
text: # C. officinalis
  
  C. officinalis may refer to:
  
  * Calendula officinalis, a garden plant species
  * Cinchona officinalis, a tree species native to the Amazon Rainforest
  * Cochlearia officinalis, a flowering plant species
  * Corallina officinalis, a calcareous red seaweed species
  * Cyathula officinalis, a plant species native to the China
  