388 No7-tk American Cyiieracea. 



6. C. MicROPODA, Meyer, I. c. p. 210. t. 6. 



Hab. Uiialaschka, Meyer. — Allied to C. ptdicaris, and 

 also to C. Pyrenaica and nigricans, {xora. which it differs in 

 the 3-cleft style, &c. — Meyer. 



2. Spikes two or more. 

 * All androgynous, 

 f Staminiferous at the summit. 



6. C. CHORDORRHiZA, Ehrhavt ; Schhihr, car. f. 31 j 

 Gray / Gram. ^ Cyp. part 2. no. 143. 



Hab. British America ! Southern shore of Lake Superior ! 

 ,and western part of the State of New York ! 



7. C. FULVicoMA, Dewey ! car. I. c. 29. p. 249. 



Hab. Sea coast of Arctic America, Dr. Richardson ! — 

 The specimen in my possession from which Prof. Dewey's 

 description was drawn does not exhibit the fruit. It appears 

 yery like C. incurva in a young state. 



8. C. STENOPHYLLA, Wahl. act. Holm. ; Sckkuhr, car. 

 C 32 ; Dewey ! car. I. c. 29. p. 249. 



Hab. British America ! and Rocky Mountains ! — Our 

 specimens are too young for determining this species satisfac- 

 torily. 



9. C INCURVA, Light/oot, fl. Scot, t. 24 ; Schkuhr, car. 

 i. 95 ; Dewey ■' car. I. c. 26, p. 276, 



Hab, Rocky Mountains^ T. Drummond,! 



10. C. DisPERMA, Dewey! car. I. c. 8. p. 266. f. 3; 

 Schw. Sf Torr. ! car. I. c. p. 303. 



Hab. Massachusetts ! and middle parts of the State of 

 New York ! to sub- Arctic America ! and the Rocky Moun- 

 tains ! 



