Lithospermum canescens (Michx.) Lehm.
other common names: gromwell, puccoon, Indian paint
Lithospermum: from Greek lethos for “stone” and sperma for “seed”; named for the stonelike seeds
Canescens: from Latin, meaning “generally hoary or whitish,” referring to the hoary appearance of the plant due to the presence of tiny white hairs
Forget-me-not family: Boraginaceae
Photograph by Thomas Rosburg from Wildflowers of the Tallgrass Prairie: The Upper Midwest, Second Edition