Family: Polygonaceae
water heart's-ease, more..., water smartweed
[Persicaria amphibia var. stipulacea (L.) Gray, more, Persicaria coccinea (Muhl.) Greene, Persicaria muhlenbergii (S.Watson) Small, Polygonum amphibium L., Polygonum amphibium f. hirtuosum L., Polygonum amphibium f. terrestre L., Polygonum amphibium subsp. laevimarginatum L., Polygonum amphibium subsp. laevimarginatum var. emersa L., Polygonum amphibium var. coccineum L., Polygonum amphibium var. emersum L., Polygonum amphibium var. hartwrightii L., Polygonum amphibium var. stipulaceum L., Polygonum amphibium var. stipulaceum f. fluitans L., Polygonum amphibium var. stipulaceum f. hirtuosum L., Polygonum amphibium var. stipulaceum f. simile L., Polygonum amphibium var. terrestre L., Polygonum coccineum Muhl. ex Willd., Polygonum coccineum f. natans Muhl. ex Willd., Polygonum coccineum f. terrestre Muhl. ex Willd., Polygonum coccineum var. pratincola Muhl. ex Willd., Polygonum coccineum var. rigidulum Muhl. ex Willd., Polygonum coccineum var. terrestre Muhl. ex Willd., Polygonum hartwrightii A.Gray, Polygonum natans Eaton, Polygonum natans f. genuinum Eaton, Polygonum natans f. hartwrightii Eaton]