No. 50.] | 183 
Cyperus, (continued.) 
ovularis, Torr. Mariscus ovularis, Vahl. Sandy soils, in dry and 
moist situations. August—October. 
Wiiseers, Vahl. 
retrofractus, Vahl. Sandy soils, near New-York. July. 
Furrena, Rotib. 
squarrosa, var. ¥. Torr. Cyp. Bogs and swamps, Long Island. 
Var. 2: pumila,. Torr. Cyp. Wet sandy places, Long Island. 
August-September. 
Exeocuaris, R. Br. 
palustris, R. Br. Low wet places. May-June. 
olivacea, Torr, Sandy swamps, Long Island. July. 
intermedia, Schultes. Wet places, and in shallow running water. 
Oneida county. Dr. Gray. 
obtusa, Schultes. Scirpus capitatus, Walt.; not of Linn. Bogs 
and ditches. July. 
tuberculosa, R. Br. Sandy swamps, Long Island. August. 
acicularis, R. Br. Borders of ponds. June. 
tenuis, Schultes. Bogs and margin of swamps. May. 
pygmea, Torr. Salt marshes, near New-York. August. 
Scirpus, L. Club-rush. 
planifolius, Muhl. Dry woods and bogs. 
subterminalis, Torr. Slow-flowing water. August. 
rostellatus, Torr. Yates county. Dr. Sartweil. 
cespitosus, LZ. High mountains of Essex county. July. 
debilis, Pursh. Sandy shores, in wet places. July. 
lacustris, Z. Bulrush. In fresh water. June. 
maritimus, LZ. Salt marshes. Near New-York, and on Long 
Island. 
Var. fluviatilis, Torr. Swamps and borders of lakes ; western 
and northern counties. 
triqueter, L. Swamps and wet meadows, both salt and fresh. 
mucronatus, Vahl.? Swamp near West Point. Prof. Bailey. 
atrovirens, Muhl. Wet meadows and swamps. June. 
brunneus, Muhl. Swamps. August. 
eriophorum, Michr. Borders of swamps, and wet meadows. 
lineatus, Michx. Near Poughkeepsie. Mr. Dudgeon. This 
species has not been found in the State by any 
other botanist. 
