14 APPENDIX. 



Cyperus inflexus Muhl. Awned Cyperus. Point Pleasant. 



Cyperus dentatus Torr. Toothed Cyperus. Point Pleasant; Durham, J. A. & H. F. 

 Ruth. 



Cyperus esculentus L. Yellow Nut-grass. In moist fields. 



Cyperus strigosus L. Straw-colored Cyperus. Meadows. 



Cyperus strigosus robustior Kunth. Large straw-colored Cyperus. Bristol. 



Cyperus Lancastriensis Porter. Lancaster Cyperus Tullytown. 



Cyperus ovularis (Michx) Torr. Globose Cyperus. Tullytown. 



Cyperus filiculmis Vahl. Slender Cyperus. Point Pleasant. 



Dulichium arundinaceum (L.) Britton. Dulichium. In wet places. 



Eleocharis obtusa Schult. Ovoid Spike-rush. Wet soil. 



Eleocharis Engelmanni Steud. Engelmann's Spike-rush. Durham, J. A. & H. F. 

 Ruth; Near Sellersville. 



Eleocharis palustris (L.) R. & S. Creeping Spike-rush. In swamps and marshes. 



Eleocharis glaucescens (Willd.) Schult. Pale Spike-rush. Sellersville. 



Eleocharis acicularis (L.) R. & S. Needle Spike-rush. In wet soil. 



Eleocharis tenuis (Willd.) Schult. Slender Spike-rush. Frequent in wet places. 



Eleocharis acuminata (Muhl.) Nees. Flat-stemmed Spike-rush. Near Sellersville. 



Eleocharis intermedia (Muhl.) Schult. Matted Spike-rush. Near Point Pleasant, 

 Dr. I. S. Meyer. 



Stenophyllus capillaris (L.) Britton. Hair-like Stenophyllus. In dry or moist soil. 



Fimbristylis autumnalis (L.) R. & S, Slender Fimbristylis. In moist sandy soil. 



Scirpus planifolius Muhl. Wood. Wood Club-rush. In rocky woods. 



Scirpus debilis Pursh. Weak Club-rush. In streams. 



Scirpus Americanus Pers. Three-square Club-rush. Along the Delaware. 



Scirpus lacustris L. Great Bulrush. In ponds and swamps. 



Scirpus sylvaticus L. Wood Bulrush. Durham, J. A. & H. F. Ruth. 



Scirpus atrovirens Muhl. Dark-green Bulrush. In swamps. 



Scirpus rubrotinctus Fernald. Small-fruited Bulrush. Penn Valley, E. P. Bicknell. 



Scirpus polyphyllus Vahl. Leafy Bulrush. In meadows and swamps. 



Scirpus cyperinus (L.) Kunth. Wool-grass. In swamps. 



Eriophorum gracile Koch. Slender Cotton-grass. In bogs. 



Eriophorum Virginicum L. Virginia Cotton-grass. Springfield; Penn Valley. 



Hemicarpha micrantha (Vahl) Britton. Hemicarpha. Point Pleasant; 



Rynchospora alba (L.) Vahl. White Beaked-rush. Springfield; Penn Valley. 



Rynchospora glomerata (L.) Vahl. Common Beaked-rush. In wet soil. 



Rynchospora cymosa Ell. Grass-like Beaked-rush. Bristol, (P. Fl.) ; Tullytown, 

 C. F. Saunders. 



Scleria triglomerata Michx. Tall Nut-rush. Nockamixon. 



Scleria reticularis pubescens Britton. Reticulated Nut-rush. Tullytown, C. F. 

 Saunders. 



Scleria Torreyana Walp. Torrey's Nut-rush. Tullytown; Bristol. 



Scleria pauciflora Muhl. Papillose Nut-rush. Durham, J. A. & H. F. Ruth. 



Carex foUiculata L. Long Sedge. Swamp, Bristol. 



Carex intumescens Rudge. Bladder Sedge. Frequent in bogs. 



Carex lupulina Muhl. Hop Sedge. In swamps and ditches. 



Carex lupuliformis Sartwell. Hop-like Sedge. Bristol; Nockamixon, Joseph Craw- 

 ford, 



Carex utriculata Boott. Bottle Sedge. Penn Valley. 



Carex monile Tuckerm. Necklace Sedge. Sellersville; Nockamixon, Charles D. Lip- 

 pincott. 



