佛罗里达棕榈树受到疾病威胁

citrus – n. a juicy fruit, such as an orange, grapefruit, or lemon, that has a thick skin and that comes from a tree or shrub that grows in warm areas

leafed – adj. having a specified kind or number of the flat and typically green parts of a plant that grow from a stem or twig

susceptible – adj. easily affected, influenced, or harmed by something

winged – adj. having parts on one's body that are used for flying or gliding

circulatory – n. of or relating to the movement of blood or other fluids through the body

quarantine(d) – v. to keep a person, plant, or animal away from others to prevent a disease from spreading

landscaper – n. a person whose job is to make changes to improve the appearance of an area of land

antibiotic – n. a drug that is used to kill harmful bacteria and to cure infections