North American Cyperacea. 405 
green squamaceous rudiment about the length of the nut. 
This curious plant, therefore, seems in a manner to connect 
Schoenoxyphium, iS'. ab E. with Uncinia, and to explain the 
nature of the setaceous body in the latter genus. 
67. C. Fraseri, Sims, hot. mag. t. 1391 ; Pursh, jl. 1. 
p. 39. 
C. Lagopus, Muhl.! gram. p. 265. 
Hab. On mountains of North Carolina, Fraser. This is 
the only locality which is certainly known. Muhlenberg's spe- 
cimens were obtained from a German travelling collector of 
plants, and are merely labelled — " Dcigher ivalli in der wil- 
ternusJ''' 
68. C. FiLiFOLiA, Nuttall, gen. 2. p. 204 ; Deicey ! car. 
I. c. 12. p. 106, t. P. f. 50, not of Richardson, Schic. ^ 
Torr., Sec. 
Hab. Banks of the Missouri, Nuttall. — This species we 
have never seen. 
1 1 Pistiliiferous at the summit. 
69. C. URSINA, Dewey! car. I. c. 27. p. 241, t. 5. f. 8. 
(excl. syn. C.filifolia, Richardson.) 
Hab. Sea coast of Arctic America, Dr. Richardson ! — 
The stigmas have fallen in our specimen ; but from the len- 
ticular fruit it may be inferred that it had only 2 stigmas. 
Prof. Dewey, however, describes the plant as tristigmatic. It 
is not C. filifolia of Richardson, as Prof. Dewey supposes. 
(See Uncinia. 
2. Spikes ttco or more. 
* All androgynous. 
+ Staminiferous at the summit. 
70. C. PEDUNCULATA, MuU. hi Willd. sp. 4. p. 222; 
SchJcuhr, car. f. 131. 
