It was replaced by bigger and better plants. Cooksonia was very primitive and could only live in a narrow set of conditions. Like many other extinct organisms, it was out-competed by organisms that were better adapted and had better methods of survival.
A cooksonia was a small simple plant with no roots, flowers, or leaves. They had a simple stalk that branched a few times and the ends had round spore structures.
Cooksonia, Saint Helena olive And the Cuban Holly to name a few.
no it is not extinct
they lived orlando florida
The plant or animal is said to have become extinct.
no longer exists
There might a rare plant that lives in volcanoes and if a volcano erupts it might become extinct
The fossil remains of that extinct plant are photographed and the name of the genus and species is given on the basis of plant part obtained [organ genera]. After getting most of the plant parts, the entire plant is reconstructed and given the final name.
Grizzly Bears are not extinct.
Cheetahs aren't extinct...
Yes if course they can, any species whether plant or animal can faces the risk of becoming extinct.