1. Subjected to enemy attack or censure
   - under fire

See also: vulnerable

• genus Ilex
• genus Iliamna
• genus Illecebrum
• genus Illicium
• genus Impatiens
• genus Inachis
• genus Indigofera
• genus Indri
• genus Inga
• genus Inula
• genus Ipomoea
• genus Irena
• genus Iresine
• genus Iridoprocne
• genus Iris
• genus Irvingia
• genus Isatis
• genus Ischigualastia
• genus Isoetes
• genus Isopyrum
• genus Istiophorus
• genus Isurus
• genus Iva
• genus Ixia
• genus Ixobrychus