1. Tall annual marsh elder common in moist rich soil in central North America that can cause contact dermatitis; produces much pollen that is a major cause of hay fever
   - burweed marsh elder, false ragweed

Type of: iva, marsh elder

• Chiluba
• chimaera
• Chimaera monstrosa
• Chimaeridae
• Chimakum
• Chimaphila
• Chimaphila corymbosa
• Chimaphila umbellata
• Chimariko
• Chimborazo
• chime
• chime in
• chimer
• chimera
• chimeral
• chimeric
• chimerical
• chimney
• chimney bellflower
• chimney breast
• chimney corner
• chimney plant
• chimney swallow
• chimney swift
• chimneypiece