Found 2 items, similar to markweed.
English → English (WordNet) Definition: markweed markweed n : climbing plant common in eastern and central United States with ternate leaves and greenish flowers followed by white berries; yields an irritating oil that causes a rash on contact [syn: poison ivy, poison mercury, poison oak , Toxicodendron radicans, Rhus radicans]
English → English (gcide) Definition: markweed markweed \markweed\ n. A climbing plant (Toxicodendron radicans) common in eastern and central U. S. with ternate leaves and greenish flowers followed by white berries. It yields an irritating oil that causes a rash on contact; commonly called poison ivy. Syn: poison ivy, poison mercury, poison oak, Toxicodendron radicans , Rhus radicans. [WordNet 1.5]