1. Wiry tufted perennial of the eastern United States with stiff erect rough stems, linear leaves and large violet flowers
   - stiff aster

Type of: aster

• Diophantus
• diopside
• diopter
• dioptre
• dioptric
• dioptrics
• Dior
• diorama
• diorite
• Dioscorea
• Dioscorea alata
• Dioscorea batata
• Dioscorea bulbifera
• Dioscorea elephantipes
• Dioscorea paniculata
• Dioscorea trifida
• Dioscoreaceae
• Diospyros
• Diospyros ebenum
• Diospyros kaki
• Diospyros kurzii
• Diospyros lotus
• Diospyros virginiana
• Diovan
• dioxane