Frequently used by tour guides during my childhood visits to the Gettysburg National Military Park (Pennsylvania). Today, July 3, is the anniversary of the third day of the battle (famous for "Pickett's Charge"). See also cow-high and pig-tight.
Well, I didn't name the stupid thing. We were amused by it because it was never called anything else. Never a copse, or a bunch, or group of trees. Always The Copse of Trees.(Though, after about twenty years, I noticed they stopped calling it that.)
Sorry to nit-pick, C_B. I'm sure it's fine. Redundancies are a natural part of language, anyway. But I've been overworked recently, so my editorial eagle-eye needs some rest. Thankfully, I am going on vacation for two weeks on Saturday, to the island of Hvar in Dalmatia.
But now I have to find my way out of the copse of texts that are still waiting for me.