flower of opuntia stricta known as erect prickly, shellmound, australian pest pear, sour prickle

closeup beautiful flowers opuntia stricta erect prickly shellmound australian pest pear sour prickle pricklypear coastal common australia spiny nopal flower summer yellow outdoor cactus florida green broward optunia pembroke pines wild background leaf floral garden leaves wallpaper tropical desert natural petal lemon needle ripe perennial cacti landscape bud shiny