Morphology of a fern -- How to use the keys in this field guide -- Keys for quick visual identification -- Life cycle of a fern -- The place of ferns and their allies in the plant kingdom -- ...

Imagine a photograph of your great-grandparents, grandparents and parents side by side. You’d see a resemblance, but each generation would look distinct from its predecessors. This is the process of ...

Discover the climbing fern, a rare and unique Ohio plant that stays green through winter. Learn where to find this botanical marvel in southern Ohio.

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

There are few forms of the botanical world as readily identifiable as fern leaves. These often large, lacy fronds lend themselves nicely to watercolor paintings and tricep tattoos alike. Thoreau said ...

Probably the first pioneer plants to arrive in Hawaii were mosses and ferns. Ferns have been around for over 360 million years. Giant tree fern forests were common for millions of years but they gave ...