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
See also edit
This disambiguation page lists articles associated with the same abbreviated species scientific name.
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