Cordaites is a reconstructed fossil plant/extinct plant (upto 30 mt high ) and it was originated during Upper Devonian , climaxed at Upper Carboniferous and declined at the beginning of Triassic period (about 225 million years ago ) . Systematic position: Division. ........Gymnosperms Class .........Coniferopsida Order............Cordaitales Family........Cordaitaceae Genus...... Cordaites This group of coniferous gymnosperms were named after Corda . Order Cordaitales comprises of a single family Cordaitaceae . A total of 4 genera and 26 species were discovered from Indian Gondwana Flora which are represented in the form of impression and compression of leaves ,seeds and permineralised woods. A large number of different form-genera of Cordaitales have been reported by different palaeobotanists from China ,Siberia ,North America,Europe ,
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