Noun psilotales has 1 sense
  1. Psilotales, order Psilotales - lower vascular plants having dichotomously branched sporophyte divided into aerial shoot and rhizome and lacking true roots
    --1 is a kind of plant order
    --1 is a member of Psilopsida, class Psilopsida, Psilotatae, class Psilotatae
    --1 has members: Psilotaceae, family Psilotaceae
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