2059156 770869 Persicaria hydropiperoides (Michx.) Small [125 822657 Polygonum hydropiperoides Michx.]
Helen Sharp, Water-color Sketches Amer. Pl.: (1888-1910) [Helen Sharp]
432066Polygonum hydropiperoides test 8 (Baldwin) Gleason var. setaceum {-1}
D.S. Correll, H.B. Correll, Aquatic Wetl. Pl. SW U.S.: , fig. 415 (1972) [unsigned]
432067Polygonum hydropiperoides test 8 Michx.
D.S. Correll, H.B. Correll, Aquatic Wetl. Pl. SW U.S.: , fig. 416 (1972) [M. Barnas-Pomeroy]
432068Polygonum hydropiperoides test 8 Michx. var. opeloesanum
D.S. Correll, H.B. Correll, Aquatic Wetl. Pl. SW U.S.: , fig. 417 (1972) [unsigned]
46116816 822657 Polygonum hydropiperoides Michx. [181 823249 Polygonum rivulare Roxb.]
W. Roxburgh, Icones Roxburgianae (Kew): t. 630 (1780-1815)