Which regions would be a good place to look for new plants to grow in the southeastern US?

The two well-known types of mutated stems, one with a flared out apex consisting of many growing points in a linear sequence, the other with many growth points in no recognizable pattern, are called monstrose, and cristate respectively.

A holdfast can be a disc or root.

The apex of a leaf may turn inward instead of outward. Which term below is the most extreme of these inward-turning leaf apices:

The word “gymnosperm” breaks down into two words, “covered” and “seed.”

A useful drug to combat breast and lung cancer has been made from the leaves of cycads.

Ferns have a separate and independent small haploid plant in their life cycles

The major difference between angiosperms and gymnosperms is whether they possess flowers

At the time when the earth had two continents, they were called:

If you were going to explore somewhere in the world, looking for suitable plants to grow in the southeastern US, where should you NOT bother looking: