Newspaper article The Florida Times Union

Scientists Revising Biology 101 Plant History Found Much More Diverse

Newspaper article The Florida Times Union

Scientists Revising Biology 101 Plant History Found Much More Diverse

Article excerpt

Remember Biology 101? Well, now you can forget it -- or at least the part focusing on the plant kingdom.

An announcement this month by researchers at the 16th International Botanical Congress in St. Louis may dramatically change the course of botany research, experts say. What scientists have traditionally called the plant kingdom, these scientists said, should be divided into separate lineages, or kingdoms.

The ancestors of green plants such as ferns and pine trees, brown plants such as kelp, and red plants such as nori seaweed evolved from separate one-celled organisms, the researchers concluded. Thus, these plants should be grouped into distinct kingdoms, they said.

Their research also confirmed earlier suggestions that the members of a fourth plant group, including fungi such as mushrooms and toadstools, are more related to the human race than to other plants.

The animal, fungus and three other plant kingdoms originally descended from the same stock of single-celled organisms. …

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