184 [Assembly 
Eriophorum, L. Cotton Grass. 
alpinum, L . Sphagnous swamps ; northern and western coun- 
ties . May-June . 
vaginatum, L. Deep sphagnous swamps ; northern and western 
counties . Also on the high mountains of Essex. 
virginicum, h. Swamps. July. 
polystachyum, L . Boggy meadows . June , 
angustifolium, Reichard. Sphagnous swamps ; northern and wes- 
tern counties . Dr. Ch^ay . June . 
Var. birevifolium, Terr . Near Utica . Dr. Gray . 
FlMBRISTYLIS, Valll . 
spadicea, VaJil. Wet meadows, particularly near salt water. 
Island of New-York. 
IsoLEPis, R. Brow7i. 
subsquarrosa, Schrad. Scirpus subsquarrosus, Muhl. Sandy 
shores of lakes and rivers ; northern and western 
counties . August . 
capillaris, RoRm. ^ Schult. Scirpus capillaris, L. Sandy fields. 
July. . 
Trichelostylis, Lestib . 
mucronulata, Torr. Scirpus mucronulatus, MzcAo?. S. autum- 
nalis, Pursh . Moist sandy soils ; rarely in dry 
places . July-September , 
Rhynchospora, Vahl. 
alba, Vahl. Swamps. July. 
capillacea, Torr. Swamps, Yates county. Dr. Sartwell. On 
limestone rocks, Jefferson county, Dr. Gray , 
fusca, Rcem. <^ Schult. Genesee county. Dr. Bradley , 
gracilenta. Gray . Putnam county, Dr. Barratt . 
glomerata, Vahl . Low moist grounds . July- August . 
cephalantha. Gray . Sandy swamps . Long Island . 
Cladium, Browne. 
mariscoides, Torr. Schoenus mariscoides, Muhl. Wet meadows. 
July. 
ScLERiA, Bergius . 
reticularis, Michx. Sandy swamps, Long Island . August . 
