Ключевые слова: anatomy, biodiversity, botanical, botany, cactaceae, cacti, cactus, desert, dictionary, downy, ecology, ecosystem, education, environment, environmental, exotic, extreme, feather, flora, guide, habitat, jellyfish, journal, landscape, mammillaria, morphology, nature, outdoor, paper, part, plant, plant parts, plumosa, report, research, rocky, sand, science, semi desert, semiarid, soil, species, spines, stem, stone, study, subspecies, surface, wild, wildlife,