Plant Adaptations for Living on Land

Prehistoric Plants

Plants were pioneers the first organisms to colonize dry land. Adapting for life on land required several key modifications. Gymnosperms are seed plants with a protected cone or other body for their seed embryos, such as conifers evergreen trees , seed ferns, and cycads. Gymnosperms are seed plants with a protected cone or other body for their seed embryos, such as conifers evergreen trees , seed ferns, and cycads. Plants originated in the nourishing environment of the water. Life on land...

The Origin and Evolution of Land Plants

Palm Trees Sketch

Photosynthesizing algae first arose in the oceans. As improbable as it may seem, a single species of green algae, living in the water, was likely responsible for giving rise to every form of land plant that followed. This was a monumental step in the evolution of life on Earth, yet it was also a kind of accident an accident repeated over and over until life stuck to dry land once and for all. It began when near-coastal colonies of algae mats stromatolites became exposed to the air when the...