千差万別

1. Origins, structure, and basic meaning

• Structure: 千差万別 (せんさばんべつ) is a four-character expression meaning extremely varied. The examples use predicative and connective forms.
• Basic usage: Answers vary greatly by person; flower shapes and colors are so diverse they remain interesting.

2. Common pitfalls and similar expressions

• Variation in answers and visual diversity of flowers
  • 人によって sets the basis of difference; 形や色は names varied traits. It does not literally count one thousand kinds.