1. Erect perennial of north temperate zone having pinnate leaves and a few nodding flowers with a brown-purple calyx and orange and pink petals
   - water avens, purple avens, chocolate root, Geum rivale

Type of: avens

• lymph cell
• lymph gland
• lymph node
• lymph vessel
• lymphadenitis
• lymphadenoma
• lymphadenopathy
• lymphangiectasia
• lymphangiectasis
• lymphangiogram
• lymphangiography
• lymphangioma
• lymphangitis
• lymphatic
• lymphatic system
• lymphatic tissue
• lymphatic vessel
• lymphedema
• lymphoblast
• lymphoblast-like
• lymphoblastic leukemia
• lymphocyte
• lymphocytic
• lymphocytic choriomeningitis
• lymphocytic choriomeningitis virus