Psilotales

noun

lower vascular plants having dichotomously branched sporophyte divided into aerial shoot and rhizome and lacking true roots

• Syn: ↑order Psilotales

• Hypernyms: ↑plant order

• Member Holonyms: ↑Psilopsida, ↑class Psilopsida, ↑Psilotatae, ↑class Psilotatae

• Member Meronyms: ↑Psilotaceae, ↑family Psilotaceae

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\\ˌ ̷ ̷ ̷ ̷ˈtā(ˌ)lēz\ noun plural

Usage: capitalized

Etymology: New Latin, from Psilotum + -ales

: an order of lower tracheophytes (subdivision Psilopsida) having a dichotomously branched sporophyte that is divided into aerial shoot and rhizome, lacks true roots, and has few or minute leaves, and having a gametophyte that is subterranean and free from chlorophyll — see psilotaceae