It is flora from the Middle Liassic of Iran that other existing fossil plants among with the material like Dictyophyllum nervolusom, Maratia intermedia, and Czekanowskia, are confirmed the Jurassic age.
there are few colleagues inb the world abble to answer your question, you might try to contact Pr. Mihai Popa in Romania or Dr M. Barbacka in Hungary
good luck
marc
Many thanks Mark!
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