palaeophytological
/ˌpalɪəʊˌfʌɪtəˈlɒdʒɪkl/ /ˌpeɪlɪəʊˌfʌɪtəˈlɒdʒɪkl/adjective
Of or relating to palaeophytology; palaeobotanical.
Origin
Late 19th century; earliest use found in Quarterly Journal of the Geological Society of London. From palaeo- + phytological, after palaeophytology.