fish
inverts
misc
plants
   a
   b
   c
   d
   e
   f
   g
   h
   i
   j
   l
   m
     Macarenia
     Marsilea
     Mayaca
     Menyanthes
     Micranthemum
     Microcarpaea
     Microsorum
     Mimosa
       amphibium
     Monochoria
     Montia
     Murdannia
     Myriophyllum
   n
   o
   p
   r
   s
   t
   u
   v
   w
   x
   z