regnellidium regnant • regnellidium diphyllum · · · Info · Definitions · Synonyms · Characters · · regnellidium · · Text Latin · · Script 12 · · Length 5 · · Syllables Definitions · · · (noun) small latex-containing aquatic fern of southern Brazil. Synonyms: Regnellidium diphyllum. · · Noun Definition 1 Synonyms · · · regnellidium diphyllum · · Synonym 1 Characters · · d latin small letter d U+0064 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E r latin small letter r U+0072 u latin small letter u U+0075