squarewithashallownotchatthetip (Fig.2).Plantsthatarisefromrhizomes (undergroundstems)lackthese seedleaves.Thersttrueleavesare arrowheadshapedandhavepetioles (leafstems)thatare attenedand groovedontheuppersurface(Fig.3). Matureeldbindweedplantshave ...