C. costaricense
C. costaricense can refer to a few different species of plants. The specific epithet costaricense refers to the country of Costa Rica where many of these species may be found.
- Caryocar costaricense, a vulnerable species of plant in the family Caryocaraceae
- Cirsium costaricense, a synonym for Cirsium mexicanum and known as Mexican thistle
- Citharexylum costaricense, a species of fiddlewood in the genus Citharexylum
- Cymbopetalum costaricense, a tree in the family Annonaceae sometimes used as a spice