RT Journal Article SR Electronic T1 Toxic Plants of North America JF Native Plants Journal JO NATIVE PLANTS JOURNAL FD University of Wisconsin Press SP 152 OP 152 DO 10.3368/npj.4.2.152 VO 4 IS 2 A1 Jones, Ron YR 2003 UL http://npj.uwpress.org/content/4/2/152.abstract AB