The five petals of
mentzelia involucrata, the sand blazing star, are colored pale yellow to light cream, crossed by darker orange veins at the base, and they are large, up to 2.5 inches in length. Flowers are borne at the top of stout stems bearing thick, lobed leaves at intervals. Plants inhabit low elevation regions of the Mojave Desert, especially along the Colorado River corridor. Leaves and stems have a covering of short, rough hairs.
Other species in the loasaceae family