xanthium spinosum spiny cocklebur prickly burweed and bathurst burr weed that grows easily on uncultivated land extending very

andalusia asteraceae background barbed botany closeup cocktail daylight depth dysentery entomology field flora flower fool green herb herbaceous horizontal huelva leaf lion macro medicals natural nature outdoor ovoid peninsula photo photography picture plant prickly property seed spain spike summer thistle thorn vegetal vegetation wild