Discovery Science: Earth – Seedless Plants – Ferns
Earth Science: Seedless Plants – Ferns The class of true ferns, with some 12,000 species, is the largest group within the spore-producing vascular plants. Its members are distributed worldwide, with the greatest diversity of species found in tropical regions. Most ferns are herbaceous (nonwoody) inhabitants of shady forests, where they usually grow on the ground. … Read more