second photo is epicormic/shoots at base of tree, looks like a moss
devils bridge hike
Fairly confident it's E. bakeri even though the flower timing and appearance is a bit off from what I'm used to at the park.
Off trail on a rhyolitic south facing slope alongside Pinus x fallax, Juniperus spp., mimosa biuncifera, Agave chrysantha, and other chapparal/Semi-desert flora.