While every child knows the difference between an elephant and a giraffe, few people of any age can name different plants; learning about various species of plants that provide countless resources.

A group of plants called bryophytes develop two special adaptations that allow them to inhabit dry land; the environmental and commercial importance of these plants; how ancient species combat the threat of modern competitors.

Botanists still struggle to unravel the full evolutionary history of ferns; their staggering reproductive and colonization power; how ferns are found in low-light and bright-light environments from the arctic regions to the tropics.

Learning about how the pressure flow hypothesis models the movement of sugars through a plant's phloem and xylem; the structures that determine whether an organism will grow in height or girth; how the stem is also a site of photosynthesis.