Eric Walker added Amaranthus palmeri - Wikipedia and How Superweeds Like Palmer Amaranth Are Changing Agriculture - The New York Times to Amaranthus palmeri, and added Amaranthus palmeri to Amaranthus

Eric Walker added Amaranthus palmeri to Amaranthus, and added Amaranthus to Amaranthaceae

Eric Walker added Amaranthus and Beta (plant) to Amaranthaceae, and added Amaranthaceae to Caryophyllales