Definition: "Genus Xanthium" refers to a group of plants that are commonly known as "cockleburs." These plants are coarse herbs, which means they are rough and not very soft. They have small heads of greenish flowers that turn into burrs, which are spiky seed pods with hooked bristles. These bristles can easily attach to fur or clothing, making them quite noticeable.
While "genus Xanthium" doesn't have idioms or phrasal verbs directly associated with it, you might use phrases like: - "To get stuck in a burr" (figuratively meaning to get caught in a difficult situation).
"Genus Xanthium" refers to a group of coarse herbs known for their greenish flowers and spiky seed pods. It is mainly used in scientific discussions about plants, particularly in botany.