I 
6 
3 . Family. Hepatic^. 
Anthoceros, Azolla, Jungermannia, Marehantia, Rie^ 
cia. 
4. Family....Musci. 
Barbu la, Bartramia, Bryum, Buxbaumia, Climacium, 
Dicranum, Didymodon, Diphyscium, Fontinalis, Fu- 
naria, Grimmia, Gymnostomum, Hedwigia, Hypnum, 
Leskea, Meesia, Mniuin, Neckera, Orthotrichum, Phas~ 
cum, Polytrichum, Pfcerigonium, Sphagnum, Splaeh- 
num, Tetraphis, Timmia, Trichostomum. 
5. Fimily....FiLicES. 
Acrosticlium, Adianthum, Aspidium, Asplenium, 
Bernhardia, Blechnum, Botrychium, Cheilanthes, Dick- 
sonia, Equisetum, Lycopodium, Lygodium, Onoclea, 
Ophioglossum, Osmunda, Polypodium, Pteris, Schizsea. 
Scolopendrium, Yittaria, Woodwardia, Zamia. 
6. Family.. ..Najades. 
Callitriche, Caulinia, Ohara, Ceratophyllum, Hip 
puris, Lemna, Myriophyllum, Najas, Potamogeton, 
Ruppia, Saururus, Zannichellia. 
