3 weeds in Laisha's encyclopedia, A to Z.

• Barnyard grassEchinochloa crus-galliWeed · Barnyard grass is the most damaging weed of rice in the world and a serious weed of maize, soybean, cotton…
• Palmer amaranthAmaranthus palmeriWeed · Palmer amaranth is a fast-growing pigweed that has become one of the most damaging and herbicide-resistant…
• Parthenium weed (congress grass)Parthenium hysterophorusWeed · An aggressive annual weed from the Americas with finely divided carrot-like leaves and many small white…