Paleophytic

Paleophytic

[¦pāl·ē·ə¦fid·ik]
(paleobotany)
A paleobotanic division of geologic time, signifying that period during which the pteridophytes flourished, sometime between the evolution of the algae and the appearance of the first gymnosperms. Also known as Pteridophytic.
References in periodicals archive ?
Most of the endangered pteridophytes of Hainan Island are from the Tropic flora (almost 79%), while the East Asia and Southern hemisphere elements account for only 6% (relics of paleophytic province) and the Endemics comprise 15% (Yang et al.