I have made my tree like this...but unable to add node values...please give me the commands...here is what I have done in rstudio in simple way from clustal alignment...

> setwd("C:/Users/lenovo/Desktop/Partha project")

> getwd()

[1] "C:/Users/lenovo/Desktop/Partha project"

> x=read.phyDat("ansu.clustal", format="clustal")

> dm treeUPGMA plot(treeUPGMA, main="UPGMA")