<http://webisa.webdatacommons.org/105462372> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/prov/350861490> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/105462372> . <http://webisa.webdatacommons.org/105462372> <http://www.w3.org/ns/prov#wasQuotedFrom> <enature.com> . <http://webisa.webdatacommons.org/105462372> <http://www.w3.org/ns/prov#value> "Toxicity can vary in a plant according to season, the plant???s different parts, and its stage of growth; and plants can absorb toxic substances, such as herbicides, pesticides, and pollutants from the water, air, and soil.Flower Late summer.Habitat Mesic to hydric disturbed sites and open fields; stream banks.Range Continental U.S. except Florida and Mississippi.Discussion All parts of the plant" .