Related Clues:

• Hiker's sock clinger
• McCullough's "The --- Birds"
• Rosebush feature
• Prickly seed vessel (Var.)
• Major irritant
• Plant prickle
• Spiny bush
• Botanical prickle
• Rose grower's problem
• Rose feature
• Bush defense?
• Chestnut husk
• Nut case
• It sticks to you
• Prickly irritant