👉 Mudweed is a genus of flowering plants in the family Rubiaceae, native to North America. They are commonly known as wild mustard or wild onion and can be found growing in a variety of habitats including grasslands, meadows, and forests. The flowers are typically white, orange, or yellow in color with an indigo color at the base of the flower. The leaves are often arranged in a compound arrangement around the stem, and the flowers grow on the top of these leaves