Calthaleaf Phacelia (Phacelia calthifolia), family Hydrophyllaceae (Waterleaf)
Very restricted distribution. No Native American uses recorded, but is a beneficial plant for bees. For humans, however, the plants can cause dermatitis for people with sensitive skin issues. Per the NatureServe website, this species is critically imperiled in Arizona. The species has not been ranked within it's distribution in California or Nevada.
Flower
Plant location: Death Valley National Park - California - February 18, 2017
Found only in small areas of Arizona, California, and Nevada. See the BONAP distribution map, here. Plant
Bloom season: February through May.
This instance of calthifolia was just beginning it's bloom stage. Habitats are creosote bush scrub, and joshua tree woodlands.Foliage
Death Valley National Park - California - February 18, 2017
Macro of stamens
Death Valley National Park - California - February 18, 2017
Calthaleaf Phacelia (Phacelia calthifolia), family Hydrophyllaceae (Waterleaf)
Flower 
Plant location: Death Valley National Park - California - February 18, 2017
Bloom season: February through May.
Death Valley National Park - California - February 18, 2017
Death Valley National Park - California - February 18, 2017