Californica, Californian in Latin, may refer to:
- Latin binomial abbreviations for species
- A. californica (disambiguation)
- B. californica (disambiguation)
- C. californica (disambiguation)
- D. californica (disambiguation)
- E. californica (disambiguation)
- F. californica (disambiguation)
- G. californica (disambiguation)
- H. californica (disambiguation)
- I. californica
- J. californica (disambiguation)
- K. californica (disambiguation)
- L. californica (disambiguation)
- M. californica (disambiguation)
- N. californica (disambiguation)
- O. californica (disambiguation)
- P. californica (disambiguation)
- R. californica (disambiguation)
- S. californica (disambiguation)
- T. californica (disambiguation)
- U. californica
- V. californica (disambiguation)
- Z. californica
- Aplodontia rufa californica, a subspecies in the species Aplodontia rufa, the mountain beaver, a primitive rodent species
- Silene laciniata subsp. californica, a subspecies in the species Silene laciniata, the Indian-pink, Mexican campion, or Mexican-pink, a herbaceous flowering plant species