But there weren't a billion of them around. FWIW, quoting https://en.wikipedia.org/wiki/English_longbow https://en.wikipedia.org/wiki/English_longbow : "The tr

But there weren't a billion of them around. FWIW, quoting https://en.wikipedia.org/wiki/English_longbow https://en.wikipedia.org/wiki/English_longbow : "The trade of yew wood to England for longbows was such that it depleted the stocks of yew over a huge area."