Yellow to the west, lavender to the east

Erysimum capitatum, May 31, 2022

E. capitatum, upper Lost Man, June 7, 2022

Common & scientific name
Western wallflower, Erysimum capitatum

Family
Mustard, Brassicaceae

Location
Ghost town, 10,700’

Fun, weird, helpful, or little known fact

This big, cheery mustard is as at home on the summit of Independence Pass as it is in the deserts of Utah.  It is most commonly yellow, but on the east side of the Pass, especially up near treeline, it is a striking lavender-magenta: photo to come!