paper spine tephrocactus articulatus cactus with one white flower

alienlooking argentina articulatus beautiful beauty blossom botany branches bushy cactaceae cactus center cholla closeup contrast copy detail diameter drought flora flower garden glochids horticulture inch messy native natural nature one opuntia opuntioideae paper paperspine paperspined papyracantha papyracanthus plant richerson sarit segments single small space specimen spine spines strange succulent tephrocacteae tephrocactus tolerant ugliness ugly unusual var white xeriscape yellow