Fissidens is not a valid species
Did you mean one of the species from the following list?
Fissidens adianthoides - 1 collection objects
Fissidens asplenioides - 7 collection objects
Fissidens blechnoides - 1 collection objects
Fissidens curvatus - 7 collection objects
Fissidens dietrichiae - 4 collection objects
Fissidens leptocladus - 8 collection objects
Fissidens pallidus - 1 collection objects
Fissidens rigidulus - 6 collection objects
Fissidens taylorii - 8 collection objects