Notes on Noeggerathiopsida | Plants

The below mentioned article provides a note on the noeggerathiopsida. The class Noeggerathiopsida or the Noeggerathiales form a group of plants extremely peculiar and not yet fully known. Their affinities are rather uncertain. They have been placed within the Sphenopsida, within the Filicopsida and also between the Lycopsida and the Sphe­nopsida. But, the more general opinion is to consider them [...]