Ragweed tiny green flowers produce copious amounts of pollen, making it a major causative agent of hay fever in some areas.

---

Size: 6000px × 4000px
Location: Bucharest, Romania
Photo credit: © floricos / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: agriculture, air, allergen, allergenic, allergens, allergic, allergies, allergy, ambrosia, autumn, bloom, blooming, branch, closeup, color, daisy, fever, flora, flower, fresh, grain, grains, grass, green, health, inflorescence, invasive, leaf, macro, natural, nature, organic, outdoor, plant, pollen, pot, produce, ragweed, reactions, respiratory, rhinitis, season, species, stem, summer, tiny, weed, white, wild, wind