Monograph of North American Varices . 



371 



shorter than the fruit, but sometimes a little exceeding it. Fruit loosely 

 disposed on the rachis, ovate, with a subglobose base, abruptly produced 

 into a long slender rostrum, slightly bifid at the apex. Caryopsis ovate, 

 obtusely triangular, minute, striate and scabrous. 



Hab. In wet meadows on river banks. Near Boston. Dr. 

 Bigelow. Westfield, Massachusetts. Mr. E. Davis. Shef- 

 field, Massachusetts. Prof. Dewey. Woods and rocky 

 places, Norwich, Vermont. Dr. Barratt. 



Index to the Species. 

 (The names printed in italics are synonymes.) 



Carex. 

 Acuta, L. 

 affinis, R. Brown. 

 alba, Hcenke. 

 alpestris, Allion. 

 ampullacea, Good. 

 anceps, Muhl. 

 arida, * 



aristata, JR. Br. 

 aristata, Dewey. 

 atrata, L. 

 attenuata, R. Br. 

 aurea, Nutt. 

 Barrattii, * 

 bicolor, Allion. 

 bracteosa, Schw. 

 bromoides, Schk. 

 bullata, Schk. 

 Buxbaumii, Wahl. 

 capiliaris, L. 

 canescens, L. 

 cephalophora, Wahl. 

 cespitosa, L. 

 cherokeensis *. 

 Collinsii, Nutt. 

 compacta, R. Br. 

 concinna, U. Br. 

 concolor, R. Br. 



No. 

 80 

 98 

 36 

 40 

 63 

 03 



53 

 28 

 87 

 49 



1 

 16 

 86 

 15 

 95 

 37 



9 

 103 

 66 

 87 

 20 

 35 

 71 

 5£ 



4 

 50 

 94 



