Euphorbia heterophylla, also known as croton weed or wild poinsettia, is an annual herbaceous plant that is native to the Americas. As a weed, it can be found in many areas around the world. There are several synonyms for this plant, including painted euphorbia, milkweed, and wild spurge. The plant's stems and leaves contain a milky sap that can cause skin irritation in some people. Despite this, the plant has been used for medicinal purposes in traditional medicine to treat various ailments such as coughs and headaches. However, further studies are needed to validate these claims. With its bright red leaves and small flowers, euphorbia heterophylla is a unique and recognizable plant.