Arrowleaf buckwheat flower - late May
Arrowleaf buckwheat flower - mid May
Arrowleaf buckwheat
Arrowleaf buckwheat flower - Eriogonum compositum
Arrowleaf or heart-leaf buckwheat
Arrowleaf buckwheat is also commonly known as northern buckwheat or heart-leaf buckwheat. It's a host plant for the blue copper butterfly, Rocky Mountain dotted blue, square spotted blue, and Sheridan's green hairstreak butterflies.