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Gymnospermous Seed Habit: Part 3 (fertilization)

In part 3 of the Gymnospermous Seed Habit series, Steffi-Ickert Bond explains fertilization.

From  Stefanie Ickert 162 plays 0  

The Fern Life Cycle

Jordan Metzgar of the UAF Herbarium describes the life cycle of ferns.

From  Stefanie Ickert 223 plays 0