Lady's slipper, e.g.
Else clues• Bloom or hue
• Common corsage
• Corsage bloom
• Corsage choice
• Corsage flower
• Corsage staple
• Exotic flower
• Flower for Nero Wolfe
• Greenhouse effect?
• Greenhouse plant
• Greenhouse plant, perhaps
• Hothouse flower
• Hothouse flower, perhaps
• Lady-slipper, e.g.
• Lady's slipper
• Lei flower
• Light purple
• Nero Wolfe's favorite flower
• Nero Wolfe's flower
• Organism studied in detail by Darwin
• Pale purple
• Pale purple color
• Pale purple shade
• Phalaenopsis or dendrobium, e.g.
• Prom corsage
• Prom corsage, often
• Prom dress ornament, often
• Prom flower
• Prom night adornment, often
• Prom purchase
• Prom wear
• Prom-dress adornment, perhaps
• Rex Stout's flower
• Showy flower
• Showy perennial
• Susan Orlean's 'The ___ Thief'
• Tropical flower
• Vanilla, botanically
• Vanilla, e.g.