Ключевые слова: allergen, allergenic, allergic, allergy, ambroise, ambrosia, background, blooming, blossom, blowing, blue, botany, color, disease, endemic, fever, field, flora, flower, flu, grass, green, growth, habitat, hay, illness, leaf, meadow, natural, nature, overgrown, plant, pollen, quarantine, ragweed, rape, reaction, season, sensitive, sickness, sky, sneeze, spider, stem, stickweed, summer, symptom, tassel, weed, yellow,