Purplish Prickly Pear Cactus At Big Bend National Park In Southwest Texas

purplish prickly pear cactus opuntia azurea big bend national park big bend texas southwest endemic plant no people chihuahuan desert nobody outdoors outside peach petals prickly pear cactus succulent thorn vegetation spine nature bloom color blossom botanical endangered botany buds close up daylight desert flower flora flowering cactus garden hiking outdoor closeup wilderness reserve protected species wild summer cacti view landscape