add an explanation about the highlighted species in the tree.sgn-115.0
treedf73dc8c57bd3de5de0dc73b59f53db4599befdc
-rw-r--r-- 366 .gitignore
-rw-r--r-- 6487 Build.PL
drwxr-xr-x - R_files
drwxr-xr-x - bin
drwxr-xr-x - cgi-bin
drwxr-xr-x - conf
drwxr-xr-x - db
lrwxrwxrwx 17 documents -> static/documents/
drwxr-xr-x - features
drwxr-xr-x - forms
drwxr-xr-x - inc
drwxr-xr-x - js
drwxr-xr-x - lib
drwxr-xr-x - mason
drwxr-xr-x - programs
drwxr-xr-x - selenium
-rw-r--r-- 6316 sgn.conf
drwxr-xr-x - static
drwxr-xr-x - support_data
drwxr-xr-x - t