the gymnocalycium denudatum cactus is ready to bloom. on white background

areola axillas beautiful beauty better blooms blossoms botanic bud cactus closeup collection decorativeness delicate design detail equilibrium excellent exclusive floriculture flower flowery genetics gorgeous grace green greenhouse growth gymnocalycium home hothouse increasing interior lush mexico nature neat nipples perennial powerful round seedling smooth snapshot sphere spikes spines spiny succulent unusual