Our intrepid field reporter Carla Hoegen says Crossosoma bigelovii are in bloom on the west side of Glorietta Canyon, You have to get over the boulders (not difficult according to Carla) to see these flowers. Enter these coordinates into your smartphone and let your GPS app guide your way: 33.194630 -116.395633.
Known by the common name ragged rockflower, it is one of only a few species in the flowering plant family Crossosomataceae. (See: Robert E. Preston & James R. Shevock 2017. Crossosoma, in Jepson Flora Project (eds.) Jepson eFlora, accessed on February 22, 2017.)