Cycads —constituting the division Cycadophyta—are seed plants with a stout, woody cylindrical trunk with a crown of large, hard, stiff, evergreen and usually pinnate leaves. The species are dioecious,
Cycas circinalis
Growth habit
Rosette of pinnate leaves around a cylindrical trunk
Cycas is a genus of cycad, and the only genus in the family Cycadaceae with all other genera of cycad being within the Zamiaceae family. Cycas circinalis, a species endemic to India, was the first cyc
Cycad
…oldest probable cycad foliage is known from the latest Carboniferous to early Permian (around 300 million years ago) of South Korea and China, such as Crossozamia. Unambiguous fossils are known from the early to middle Permian onwards. Cycads were uncommon during the Permian. The two living cycad families diverged…