Grizzly Bear Pricklypear, Mojave Prickly Pear, Old Man Cactus (Opuntia erinacea)
Oblong, elliptical, green to brownish-purple pads. Jointed usually no more than 2-3 pads high. Shaggy appearance. Typically yellow flowers, about 2 inches wide, blooming in May and June.
The oval or elongated, thick and flat, dark green joints reach up to 6 inches in length and have slender white spines extending from prominent white areoles. In summer the large yellow or dark pink saucer-shaped flowers are borne singly and then produce spiny fruit. This genus has the largest membership of sun-loving species.