Cordaitanthales S.V. Meyen 1984
nomenclatorial act:
subsequent publication
Page:
110
diagnosis:
Pinopsid plants with reproductive organs in unisexual strobili consisting of helically arranged scales, which can be sterile of bear terminal clusters of ovules or of pollen sacs; ovules platyspermic.
Male: Pollen monosaccate.
Foliage: Leaves large, strap-like, veins parallel,
systematic position:
Pinopsida