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

• intersex
• intersexual
• interspace
• interspecies
• interspecific
• interspersal
• intersperse
• interspersion
• interstate
• Interstate Commerce Commission
• interstate highway
• interstellar
• interstellar medium
• interstellar space
• interstice
• interstitial
• interstitial cell-stimulating hormone
• interstitial fluid
• interstitial plasma cell pneumonia
• interstitial pneumonia
• interstitial tissue
• interstratify
• intertextuality
• intertidal
• intertribal