Echinocereus sharpii is a species of cactus native to Mexico.[1]
Echinocereus sharpii grows solitary almost spherical to spherical, green to stems reach height of a diameter of . There are twelve to eighteen ribs with elliptic areoles. There are 9-13 radial spines that are long that are white to brown. The short, funnel-shaped flowers are pale pink to cream white with a purple stripe on the center of the petals and sepals, flower bloom from the tips or sides of the shoots. They are long and reach a diameter of . The spherical, purple-colored, long by wide with black seeds.[2]
Plants are distinguished from Echinocereus pulchellus by its numerous ribs and spines and its cream white flowers.
Plants are found growing in limstone soil in the grasslands of Nuevo Leon and Cohuila, Mexico at elevations around 1900 meters.
This species was first described by Nigel Paul Taylor in 1989 as a subspecies of Echinocereus pulchellus from a plant collected in Rancho San Gerardo, Nuevo León. It was recognized as a separate species in 2020 based on multivariate analysis.