red flowering woolly oreocereus cactus in a desert garden

flower plant garden nature leaf wildlife grass tree cactus wildflower bird animal produce thorns autumn green jungle shrub oreocereus celsianus old man mountain native high lands andes south america named fluffy white hair may protect intense sunlight extreme temperatures argentina bloom blooming blossom bolivia branch bright cactaceae cacti cleistocactus drought resistant flora floral hairy petal pistil red sharp silver spike spine spring springtime stem strausii succulent summer woolly touch flowering desert