P^lida (Torr.j Trin, 
G. F^naldii (Hitchc.) St-John.. . . 
G. fluitans (L.) R.Br. (Gaspe, Nfd.j 
G • 
.borealis (Hash) iJatchelder 
, ^Xc. 
^I^^nellia maritiraa (HiMs.) Pari. 
^ X 64f^ Trv^, s>-'g^ J!ri^f/X 7hjc<.^i 
P. fasciculata (Torr.) Bichn. 
P. dlstans (L.) Pari, 
P^_di Stans » var. tenu is (Uechtritz) Fernald & 
Weatherby 
P. coarctata Pernald & Weatherby (Nfd.j 
P. laurentiana Pernald 6o Weatherby (GaspeJ 
P. maera i’ernald & Weatherby ( GaspeJ 
( Gaspe J 
P. lucida Fernald & 7/eatherby 
