ଅର୍ଥ : European weed naturalized in southwestern United States and Mexico having reddish decumbent stems with small fernlike leaves and small deep reddish-lavender flowers followed by slender fruits that stick straight up. Often grown for forage.

ଅର୍ଥ : Slender threadlike roundworms living in the blood and tissues of vertebrates. Transmitted as larvae by biting insects.