Is the frisco clover the frisco buckwheat and the ostler peppergrass related?

The Frisco clover, Frisco buckwheat, and Ostler peppergrass are not closely related, as they belong to different plant families. The Frisco clover (Trifolium friseum) is part of the legume family (Fabaceae), while the Frisco buckwheat (Eriogonum friscoense) belongs to the buckwheat family (Polygonaceae). Ostler peppergrass (Lepidium ostleri) is in the mustard family (Brassicaceae). While they may share some ecological similarities, their taxonomic classifications indicate distinct relationships.