1. Stout white-flowered perennial found wild in shallow fresh water; northern United States and Asia
   - Sium suave

Derived forms: water parsnips

Type of: bog plant, marsh plant, swamp plant

Part of: genus Sium, Sium

Encyclopedia: Water parsnip

• nephelometer
• nephew
• nephology
• nephoscope
• nephralgia
• nephrectomy
• nephridium
• nephrite
• nephritic
• nephritis
• nephroangiosclerosis
• nephroblastoma
• nephrocalcinosis
• nephrogenic diabetes insipidus
• Nephrolepis
• Nephrolepis exaltata
• Nephrolepis exaltata bostoniensis
• Nephrolepis pectinata
• nephrolith
• nephrolithiasis
• nephrology
• nephron
• nephropathy
• Nephrops
• Nephrops norvegicus