l6 APPENDIX. 



Carex tetanica Schk. Wood's Sedge. Frequent in the upper end. 



Carex Meadii Dewey. Mead's Seut,^. Argus, Dr. T. C. Porter; Sellersville. 



Carex laxiflora Lam. Loose-flowered Sedge. In meadows and thickets. 



Carex laxiflora blanda (Dewey) Boott. Smooth Sedge. Rockhill. 



Carex laxiflora varians Bailey. Nockamixon, Charles D. Lippincott. 



Carex laxiflora patulifolia (Dewey) Carey. Argus, Joseph Crawford. 



Carex styloflexa Buckley. Bent Sedge. Near Sellersville. 



Carex digitalis WiUd. Slender Wood Sedge. Bensalem, L C. Martindale; Rockhill; 



Argus, Joseph Crawford. 

 Carex Albursina Sheldon. White Bear Sedge. Nockimaxon, Dr. T. C. Porter; 



Sellersville. 

 Carex plantaginea Lam. Plantain-leaved Sedge. Nockamixon to Point Pleasant, 



(M. C). 

 Carex laxiculmis Schwein. Spreading Sedge. In the upper end, (M. C); Penn 



Valley, Joseph Crawford; Woodbourne. 

 Carex ptychocarpa Steud. Thicket Sedge. Bristol; Tullytown, Joseph Crawford; 



Glen Lake. 

 Carex platyphylla Carey. Broad-leaved Sedge. Haycock, (M. C); Nockamixon, Dr. 



T. C. Porter. 

 Carex pedunculata Muhl. Long-stalked Sedge. Quakertown, ( M.C.). 

 Carex pedicellata (Dewey) Britton. Fibrous-rooted Sedge. Durham; Rockhill 



township. 

 Carex Pennsylvanica Lam. Pennsylvania Sedge. In dry soil. 



Carex varia Muhl. Emmons' Sedge. Argus, Tullytown, Joseph Crawford; Sellers- 

 ville; Perkasie. 

 Carex albicans Willd. Whitish Sedge. Tullytown, E. P. Bicknell. 

 Carex nigro-marginata Schwein. Black-edged Sedge. Durham, J. A. & H. F. Ruth. 

 Carex umbrellata Schka. Umbel-like Sedge. Nockamixon, Dr. T. C. Porter; Argus, 



Penn Valley, Joseph Crawford. 

 Carex pubescens Muhl. Pubescent Sedge. Quakertown; Durham; Argus, Penn 



Valley, Joseph Crawford. 

 Carex Willdenovii Schk. Willdenow's Sedge. Sellersville; Nockamixon, Dr. T. C. 



Porter. 

 Carex leptalea Wahl. Bristle-stalked Sedge. In bogs and swamps. 

 Carex stipata Aluhl. Awl-fruited Sedge. In wet meadows. 

 Carex vulpinoidea Michx. Fox Sedge. In wet meadows. 

 Carex xanthocarpa Bicknell. Yellow-fruited Sedge. In fields. 

 Carex xanthocarpa annectens Bicknell. Small Yellow-fruited Sedge. Tullytown, 



E. P. Bicknell; Perkasie. 

 Carex rosea Schk. Stellate Sedge. In thickets. 

 Carex rosea radiata Dewey. Radiate Sedge. Argus; Sellersville; Penn Valley, 



Joseph Crawford. 

 Carex retroflexa Muhl. Reflexed Sedge. Rockhill. 

 Carex sparganioides Muhl. Bur-reed Sedge. Rockhill, Hair's dam; Nockamixon, 



Benjamin Heritage. 

 Carex cephaloidea Dewey. Thin-leaved Sedge. Rockhill, Dr. J. B. Brinton. 

 Carex cephalophora Muhl. Oval-headed Sedge. In dry fields. 

 Carex Muhlenbergii Schk. Muhlenberg's Sedge. Frequent on hills. 

 Carex Muhlenbergii Xalapensis (Kunth) Britton. Nerveless Sedge. Nockamixon, 



Dr. Porter; Point Pleasant; Rockhill. 

 Carex sterilis Willd. Little Prickly Sedge. In swamps. 



