legend(x,y=NULL,legend,fill=NULL,col=par("col"),border="black",lty,lwd,pch,angle=45,density=NULL,bty="o",bg=par("bg"),box.lwd=par("lwd"),box.lty=par("lty"),box.col=par("fg"),pt.bg=NA,cex=1,pt.cex=cex,pt.lwd=lwd,xjust=0,yjust=1,x.intersp=1,y.intersp=1,adj=c(0,0.5),text.width=NULL,text.col=par("col"),text.font=NULL,merge=do.lines&&has.pch,trace=FALSE,plot=TRUE,ncol=1,horiz=FALSE,title=NULL,inset=0,xpd,title.col=text.col,title.adj=0.5,seg.len=2)