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4 天
How do the first flowers emerge?
Before flowering plants emerged, the gymnosperms, which have cone-like structures instead of flowers, dominated the plant ...
5 天
How to tell a spruce from a fir, and which is best for holiday decorating?
Spruces do not retain their needles for long, the needles are quite sharp, and the needles are not aromatic like those of ...
9 天
Obituaries PGe PG Store Archives Classifieds
This past November, an Alaskan trucker drove a long bed carrying an 80-foot Sitka spruce to the West Lawn of the White House, ...
eLife
17 天
The evolution of a beetle family
During the Mesozoic era (around 252 to 66 million years ago) two events led to major changes in how insects and plants interacted. Firstly, flowering plants began to replace gymnosperms – plants whose ...
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