Summary:
- The article discusses the Metasequoia, a rare and ancient tree species that was thought to be extinct until it was rediscovered in China in the 1940s.
- The article explains that the Harvard Arboretum has an extensive collection of Metasequoia trees, which were grown from seeds collected in China in the 1940s and 1950s.
- The article highlights the scientific importance of the Metasequoia and the efforts of the Harvard Arboretum to preserve and study this unique tree species.