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user-inactivated · 1333 days ago · link · · parent · post: Ginkgo trees nearly went extinct: These ancient trees persisted for nearly 200 million years until they all but vanished. Now they line city streets.
I saw some horrific statistic in a lecture slide some years back that not only was 90% of all street trees in Oslo Tilia cordata, but almost all of them were genetic clones. Although they're lovely and useful trees I haven't used them in a single project since then.