search for: watertypes

...ry for the possibly dumb question of a newbie. I am using the hydrogeo package to visualize approx. 300 data within the Piper-Hill diagrams. The package is using a dataframe with 6 columns, first of them is containing the row.names, next four with the data itself. The last column contains "WaterTypes" dividing data to several categories. The diagram is created by the piper function, assigning different symbols following the row.names (I don't need id, however I can assign one symbol for the whole dataset using pch ) and assigmning colours following WaterTypes. Untill now it's w...