order Psilotales

Từ điển Oxford Learners Wordfinder Dictionary

noun

lower vascular plants having dichotomously branched sporophyte divided into aerial shoot and rhizome and lacking true roots
• Syn:
Psilotales
• Hypernyms:
plant order
• Member Holonyms:
Psilopsida, class Psilopsida, Psilotatae, class Psilotatae
• Member Meronyms:
Psilotaceae, family Psilotaceae