Cycads are seed plants with a stout, woody, and usually unbranched cylindrical trunk, and a crown of large, hard, stiff, evergreen and (usually) pinnate leaves.

Cycad, any of the palmlike woody gymnospermous plants that constitute the order Cycadales. The order consists of three extant families, which contain about 10 genera and about 310 …

Cycads are an ancient group of vascular plants that were once a prominent component of the world’s flora. The oldest cycad fossils date to the early Permian (280 million years ago) or late …

There are more than 200 cycad species. Cycads are often mistaken for palms, but are in fact only distantly related. Misleading common names like “sago palm” further the confusion. Their …

Cycads are the survivors of a plant group that was abundant in the Mesozoic flora — the age of dinosaurs — and reached its zenith in the Jurassic Period, some 160 million years ago.

Cycads (division Cycadophyta) are an ancient group of seed plants characterized by a large crown of compound leaves and a stout, erect trunk up to seven meters (23 feet) high. They are …

Although many cycads resemble palms, they are actually more closely related to conifers, which becomes more obvious when they produce their cones. Unlike conifers, however, which …

Mar 16, 2025 · We hope this resource inspires and equips readers to contribute to the understanding and protection of cycads worldwide, fostering appreciation for their unique …

Oct 29, 2025 · Cycads originated in Pangaea during the early Permian and reached their greatest abundance and diversity during the Jurassic, declining sharply during the Cretaceous radiation …

Apr 1, 2024 · In this review, we provide a comprehensive overview of the botanical characteristics, geographical distribution, taxonomic classification, traditional applications, …