1. Coming next after the twenty-seventh in position
   - twenty-eighth

See also: ordinal

• Iris florentina
• Iris foetidissima
• Iris germanica
• Iris germanica florentina
• Iris kaempferi
• Iris kochii
• Iris Murdoch
• Iris pallida
• Iris persica
• Iris pseudacorus
• iris scanning
• Iris tingitana
• Iris verna
• Iris versicolor
• Iris virginica
• Iris xiphioides
• Iris xiphium
• irised
• Irish
• Irish bull
• Irish burgoo
• Irish capital
• Irish coffee
• Irish Gaelic
• Irish gorse