130 
ANNALS OF THE 
Sparganium simplex^ Hudson. Conway's creek, &c. ; common. 
LEMNACEiE. 
Lemna tnsulca, L. Conway's creek, &c. ; common. 
Lemna minor^ L. Conway's creek, &c. ; common. 
Lemna polyrrhiza^ L. Conway's creek, &c. ; common. 
Naiadace^. 
Potamogeton pectinatus, L. St. Lawrence River, Conway's creek, &c. ; common in 
streams inland. 
Potamogeton pusillus^ L. Conway's creek, &c.; common in streams inland. 
Potamogeton compressus^ L. St. Lawrence River, &c. ; common. 
Potamogeton lucens^ L. St. Lawrence ; common. 
Potamogeton natans^ L. Railroad Bay. 
Potamogeton heierophyllus^ Schreber. Nation River. 
Alismace^. 
Scheuclizeria palustris^ L. Marsh near the Junction ; rare. 
Alisma Plantago^ L., var, Americanum. Common. 
Sagittaria variabilis^ Engelm. Very common. 
HYDROCHARIDACEiE. 
Anacharis Canadensis^ Planchon. St. Lawrence, and everywhere common in streams 
inland and northward. 
YalUsneria spiralis^ L. Same localities as last, but less common. 
OECHIDACE-ffi. 
Orchis spectabilis^ L. Mirwin's woods and elsewhere ; common. 
Platanthera HooJceri, Lindl. Moist thickets west of Prescott Junction ; rare. 
Plaianthera bracteata, Torr. Same locality ; rare. 
Platanthera hyperborea, Lindl. Same locality ; rare. 
Platanthera psycodes, Gray. Common. 
Goodyeria pubescens, R. Brown. Woods north of Prescott Junction; rare. 
Spirajithes gracilis, Bigelow. Rocky wood-lands west of Brockville ; rare. 
Spirardhes cernua, Richard. Moist grounds west of Prescott ; common. 
Oalopogon pulchellus, R. Brown, Bay west of the Junction; rare. 
Corallorhiza innata, R. Brown. Woods east of Junction ; rare. 
Corallorhiza multiflora^ '^uii. Woods; common. 
Aplectrum hyemale, Nutt. Mirwin's woods, 
Cypripedium parvijiorum, Salisb. Cedar swamp north-west of Prescott ; rare. 
Oypripedium spectabile, Svvartz. Swamp near Heck's Mills, Augusta, and common 
in bogs northward. 
Cypripedium acaule, Ait. Swamp near Heck's Mills. 
iRIDACEiE. 
Iris versicolor, L. Very common. 
