updated

README.md

@@ -294,7 +294,9 @@ Staphylococcus edaphicus        1955013 genus   0.40    0.40    0.00
 Staphylococcus carnosus 1281    species 0.27    0.37    0.10
 ```
 
-#### Examples of distribution plots generated by ID16S:
+#### Examples of distribution boxplots generated by ID16S:
+
+In the plots below, the relative proportions within the samples at each taxonomic rank, <i>i.e.</i> species, genus, family, and so forth,  are plotted from the normalized (shown as boxes) and non-normalized (blue dots) rRNA counts. 
 
 ##### Sample 1 (species level):
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