fish
inverts
plants
   a
     Acorus
     Aeschynomene
     Aldrovanda
     Alisma
     Althenia
     Alternanthera
     Ammannia
     Anemopsis
     Angiopteris
     Anubias
     Aponogeton
       af
       au
       ia
       md
         bernierianus
         boivinianus
         capuroni
         cordatus
         decaryi
         dioecus
         eggersii
         longplumulosus
         madagascariensis
           henkelianus
           major
         masoalaensis
         schatzianus
         tenuispicatus
         ulvaceus
         viridis
       x
     Aridarum
     Asplenium
     Azolla
     algae
   b
   c
   d
   e
   f
   g
   h
   i
   j
   l
   m
   n
   o
   p
   r
   s
   t
   u
   v
   w
   x
   z
misc