The name seems to come from the thin branches that hang down.
This an ornamental tree from China.
September 11th is a day of remembrance of those who lost their lives in the terror attack against America. Let us remember that life is from the Lord and not lose heart.
Psalm 30:5 "For His anger is but for a moment, His favor is for a lifetime; Weeping may last for the night, But a shout of joy comes in the morning."