psilotales psilotaceous • psilotatae · · · Info · Definitions · Characters · · psilotales · · Text Latin · · Script 10 · · Length 5 · · Syllables Definitions · · · (noun) lower vascular plants having dichotomously branched sporophyte divided into aerial shoot and rhizome and lacking true roots. Synonyms: Psilotales, order Psilotales. · · Noun Definition 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F p latin small letter p U+0070 s latin small letter s U+0073 t latin small letter t U+0074