small cactus named mammillaria polythele cristata native to central mexico, jardin de cactus, lanzarote

agriculture background beautiful beauty botanical botany cactaceae cacti cactus canary central closeup color colorful cristata danger dangerous decoration desert design flattened garden gray green grow guatiza islands isolated jardin lanzarote leaf mammillaria mexico named native natural nature plant plants polythele prickle prickly shape small spikes succulent summer textured thorns