Hi Bjorn,

I have done this in the past using ggplot2. I think that I plotted
everything, but only labeled those that were above some threshold. In other
words, I changed the label in the input data to "". I think that is how I
solved this problem.
HTH,

Stephen

On Wed, Oct 12, 2016 at 5:44 AM, Bjorn <bjorn.tyt...@ugent.be> wrote:

> Hi all,
>
> there might be a simple solution to do this, but I don't seem to manage to
> find it. I have done a PCA using vegan. I now want to create a biplot with
> only those species that explain a certain (cumulative) amount of the
> variation along the first 2 PC axes (in order to keep things clear). How
> could this be done?
>
> Thanks in advance!
>
> Kind regards,
>
> Bjorn
>
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-- 
Let's not spend our time and resources thinking about things that are so
little or so large that all they really do for us is puff us up and make us
feel like gods.  We are mammals, and have not exhausted the annoying little
problems of being mammals.

                                -K. Mullis

"A big computer, a complex algorithm and a long time does not equal
science."

                              -Robert Gentleman

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