Related Clues:

• Sticking point
• Considerable irritant
• Greenish-yellow hue
• Rose feature
• Prickly plant
• Brier feature
• Tannin source
• Flowering tree
• Locust tree
• Australia's national blossom
• Mimosa-family tree
• McCullough's ''The --- Birds''
• Mimosa, for one
• Irritant in one's side
• Garden hazard