echinofossulocactus sp., cactus in the collection with wavy ribs, close-up

nature succulent cactus cacti cactaceae wildlife flora plant desert spines arid landscape world natural vegetation hot dry spine prickly pear hardy green floral botany flower pink fruit bloom stenocactus echinofossulocactus houseplant thorn wave brain succulents ribs phyllacanthus echinocactus edges mexico exotic indoor drought scion spiky