cactus mammillaria prolifera, texas nipple desert

background beautiful beauty blossom botanical botany cacti cactus bloom plant closeup color colorful cultivar cultivated daylight decoration desert detail flora floral flower fresh garden growth horticultural houseplant macro mammillaria mammillaria prolifera natural nature prickly red red cacti flowers rio janeiro sharp spines spring succulent succulents summer texas nipple nipple cactus thorn tropical white wild