THE CAYUGA FLORA. 109 



1028. S. pungens, Vahl. (H. and C.) 

 Sandy shores ; frequent near Cayuga L. Locke Pond and else- 

 where. July, Sept. 



1029. S. lacustris, L. (S. Validus, Vahl., Man., p. 562,) the common 

 form in E. North Amer. has smaller, narrower akenes than the typi- 

 cal 6". lacustris which has been found by Mr. O. E. Pearce at Sodus 

 Bay, N. Y. 



Marshes and lakes ; common. July-Aug. 



Its tall, dark rods are very characteristic of the shallows, forming 

 a " tule"-like fringe at the north and south ends of Cayuga L,. 



1030. S. Smithii, Gray. 



Shores of Cayuga Lake ; rare. Aug-Sept. 



Myers Pt. Utts Pt and mouth of Big Gully Brook. 



1031. S. maritimus, L. Sea Club-rush. 

 Near salt springs ; rare. Aug. , Sept. 



Montezuma Marshes, {Dr. Peck, 28th N. Y. Rep., p. 89.) ! It 

 occurs by the two salt springs near Salt Cr. (large plants); and in 

 the brackish shallow water in a pasture east of the Creek, (small 

 form.) 



1032. S. fluviatilis, Gray. (H. and C.) 

 In the larger marshes, where it is common. June- Aug. 



Inlet Marshes. Summit Marshes and elsewhere. One of the 

 commonest plants on the Cayuga Marshes. 



1033. S. sylvaticus, L,., var. digynus, Bceck, (S. microcarpus, Presl., 

 Man., p. 564.) 



Marsh}' places ; not common. June. 



Marsh south of the boat-landing and north of Ithaca. Cayuga 

 Marshes. Near Wood's Sta. 



1034. S. atrovirens, Muhl. (H. and C.) 

 Low grounds ; common. June-July. 



1035. S. polyphyllus, Vahl. (H.) 

 Meadows ; scarce. July. 



Larch Meadow, White Church valley and near Wilseyville. 



1036. S. lineatus, Michx. 



Wet sandy places ; scarce. June 20-July. 



By road north of Jacksonville. South of Taughannock ravine. 

 North of Taughannock ravine, by springs in a field. Near mouth 

 of Paine's Creek. Genoa, by R. R. 



1037. S. Eriophorum, Michx. Wooi<-GRASS. (H. and C.) 

 Low grounds ; common. Aug.-Sept. 



1038. S. Eriophorum, Mx., var. cyperinus, Gr. 



Howland's Point north of Union Springs, and along Seneca R. 

 I038 a . The var. laxus on Myers Point and elsewhere. 



414. Eriophorum, Linn. Cotton-grass. 



1039. E. alpinum, L. 



Round Marshes only ; very rare. June. 



