arundo donax arundo conspicua • arundo richardii · · · Info · Definitions · Synonyms · Characters · · arundo donax · · Text Common · · Latin · · Scripts 12 · · Length 5 · · Syllables Definitions · · · (noun) large rhizomatous perennial grasses found by riversides and in ditches having jointed stems and large grey-white feathery panicles. Synonyms: giant reed, Arundo donax. · · Noun Definition 1 Synonyms · · · giant reed · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 d latin small letter d U+0064 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 u latin small letter u U+0075 x latin small letter x U+0078