The coast redwood is a so-called relict species. It is a tiny remnant of a life form that once spread in splendor and power across the face of nature. The redwood has settled down in California to live near the sea, the way many retired people do. - Richard Preston
The K-T impact had no evident long-lasting effect on the redwoods. It's possible that, after the impact, the redwoods sprouted up from the remains of their root systems, rising up in fairy rings in a ruined world ... - Richard Preston
... tree has had a stroke, and its top dies. A redwood can deal with a stroke. It simply grows a new top in a few centuries. - Richard Preston