Polygonum elegans Ten., Fl. Napol. 1: lxvii. 1811 Polygonum elegans Ten., Fl. Napol. 1: lxvii. 1811is replaced synonym for Polygonum tenorii C. Presl, Fl. Sicul.: xxxix. 1826non Polygonum elegans W. T. Aiton, 1811has orthographic variant Polygonum tenoreiTaxon for this namePolygonum elegans Ten.