182–219; see text Dalea is a genus of flowering plants in the legume family, Fabaceae.

Members of the genus are commonly known as prairie clover[2] or indigo bush.

[3] Its name honors English apothecary Samuel Dale (1659–1739).

[4] They are native to the Western hemisphere, where they are distributed from Canada to Argentina.

[5] Nearly half of the known species are endemic to Mexico.