Echinocereus delaetii G├╝rke

Body clustering, cylindrical, 10-25 cm high, 5-7 cm wide with 18-24 ribs. Areoles with 4-5 reddish central spines to 3 cm long, 18-36 yellowish radial spines to 1 cm long and numerous long whitish hairs obscuring stems. Flowers purple-pink to 7 cm long, 6 cm wide. [E. longisetus (Engelm.) Lem. var. delaetii (Gürke) N.P. Taylor]

Mexico

Source: Forbes, S. (1997). Echinocereus. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 2. Flowering plants. Dicotyledons. Part 1. The identification of garden and cultivated plants. University of New South Wales Press.

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Caryophyllanae
order      Caryophyllales
family       Cactaceae
genus        Echinocereus Engelm.