H. californica
# H. californica

H. californica may refer to:

* Hackelia californica, the California stickseed, a flowering plant species native to the mountains of northern California and southern Oregon
* Helianthella californica, the California helianthella, a flowering plant species native to the mountains of California and Oregon
* Horkelia californica, the California horkelia, a flowering plant species endemic to California
* Hulsea californica, the San Diego alpinegold and San Diego sunflower, a rare flowering plant species endemic to southern California

## Synonyms

* Hyalophora californica, a synonym for Hyalophora euryalus, the ceanothus silkmoth, a moth species found from British Columbia to south to Baja California
