Gumweed is a term used to describe a group of flowering plants that are generally found in North America. While the name gumweed is widely used, there are several other synonyms for this plant. Some of these include rosinweed, gum plant, and tarweed. These plants are known for their sticky resin, which has been used for various purposes such as as a natural remedy for sore throats and as a binding agent for adhesives. Different species of gumweed can vary in appearance, with some having yellow flowers while others may have white or purple flowers. Despite their different names and appearances, all gumweeds are part of the same plant family and share many similar characteristics.