cycadofilicales
cycadofilicales defined in 1951 year
cycadofilicales - CYCADOFILICALES (PTERIDOSPERMAE);cycadofilicales - Order of extinct, palaeozoic Gymnospermae that flourished particularly during the Carboniferous. Of great phylogenetic interest. Reproducing by seeds but possessing fern-like leaves and internal anatomy combining fern-like vascular system with developmeni of secondary wood. Micro- and megasporophylls little different from ordinary vegetative fronds, not arranged in cones.
near cycadofilicales in Knolik
| cycadales | home letter "C" start from "CY" | cyclic amp |
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