Phoenicaulis cheiranthoides

About

Phoenicaulis is a monotypic genus of flowering plants in the family Brassicaceae found in western North America. It contains the single species Phoenicaulis cheiranthoides, which is known by the common names daggerpod and wallflower phoenicaulis. The genus name means 'reddish-purple stems', probably in reference to the tendency for the stems to take on such a color, and the species name means 'hand of flowers'.

Summary from Wikipedia