Eriogonum helichrysoides, common names spreading buckwheat and strawflower wild buckwheat, is a plant species endemic to Kansas. It has been reported from only 6 counties in the west-central part of the state: Ellis, Gove, Lane, Logan, Scott, and Trego counties. The species occurs in grasslands or on clay or limestone outcrops.^[2]

Eriogonum helichrysoides is a dark green shrub up to 40 cm tall and spreading to up to 80 cm across. Leaves are very narrow, up to 6 cm long but only 3 mm across. Flowers are white to rose.^{[2][3][4][5][6]}