winged pigweed Directory References Discover What Is the Emoluments Clause? Secret Service Code Names of 11 U.S. Presidents How Deadly Is Quicksand? Is Cinco de Mayo Mexico's Independence Day? Timeline of the 1980s Who Invented the Internet? Ten Days That Vanished: The Switch to the Gregorian Calendar Contents winged pigweed plant Ask the Chatbot a Question Ask the Chatbot a Question Also known as: Cycloloma atriplicifolium Learn about this topic in these articles:description In pigweedWinged pigweed (Cycloloma atriplicifolium) is a much-branched upright plant with scalloped leaves; it grows to 60 cm (about 2 feet) tall and is often seen on sandy soils. Read More