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LYCOPODIACEA. 
Lycopodium lucidulum, Michx. 
Lycopodium dendroideum, Michx. 
Lycopodium complanatum, L. 
No species of Lycopodium (or Ground Pine) has been seen 
by us in the immediate vicinity of the Falls. Yet it is likely 
that the three species. here mentioned may be found, as they 
are not rare elsewhere in Western New York. 
SELAGINELLACE. 
Selaginella ruprestis, Spring..... ........ Rock Selaginella 
Cliffs of Niagara River near the Devil’s Hole. 
Selaginella Apus, Spring................:;°''.... Selaginella 
Goat Island near the Horse-shoe Falls. Damp grounds on both 
sides of the River above the Falls. 
Isoetes echinospora, Duiren....................... Quill wort 
var. Braunii, Englemann.. . 
Not seen by us; but occurring in the River above the Falls. 
Clinton. 
HYDROPTERIDES. 
Marsilia quadrifola, L.................. 2 cece ee eee Marsilia 
- Introduced into the Niagara River above the Falls and in a pool 
near Lewiston. 
Azolla Caroliniana, Willd.................6... 0.00005. Azolla 
“At a saw-mill half a.mile above the village.” Niagara. Dr. 
Robbins. | 
Norrt.— The unnamed species of Tilia, herein referred to seems to be 
only a variety of Tilia Americana, L. July 26, 1888. 
