psilotatae

• Groupe taxonomique de plantes vasculaires, communément appelées fougères à fourche, caractérisé par l'absence de racines, des feuilles partiellement ou totalement non différenciées et des sporanges rudimentaires.

A taxonomic group of vascular plants, commonly known as whisk ferns, characterized by having no roots, partial or no leaf differentiation, and rudimentary spore sacs.

nom propre

1. Whisk fernsC2formalscientific

   A class of primitive vascular plants, comprising the family Psilotaceae, characterized by having no true roots, minimal leaf differentiation, and rudimentary spore sacs.

   Psilotophytes

   • Psilotatae are often studied for their simple vascular structure.
   • The whisk ferns of the class Psilotatae lack true roots.
   • Botanists classify Psilotatae as one of the most ancient plant groups.