Navarretia nigelliformis is a species of flowering plant in the phlox family known by the common name adobe navarretia[1] or the adobe pincushion-plant.[2] It is endemic to California,[3] where it is known from the Central Valley and adjacent mountains. It grows in vernally wet depressions in clay soils, such as vernal pools.
It is a hairy annual herb growing up to about 32 centimeters in maximum height. The leaves are divided into many very narrow linear or needlelike lobes. The inflorescence is a head of flowers lined with leaflike bracts with long white hairs. The flower is yellow with brown or purple spots in the throat.