1 



53 



m 



The C. acuta credited to Greenland by Drejer (Rev. Crit. 

 Car. Bor. 13, No* 31), and cited by myself (Proc. Amcr. Acad. 

 1. c), IS C, znilgariSy van hypcrborea, Boott (v. s. Hb. Havn. and 

 teste Lange). 



V Van TENUIOR. 



Tall but more slender ; leaves narrower ; spikes shorter (an 

 inch or less long) and narrow, more scattered; perigynium 

 smaller. Oregon, ''margins of lakes," Howell ; Washington, in 

 water on sub-alpine slopes of Mt. Adams, Heiidcrson 1489. 



1^ * ^' 70. — Carex tetanica, Schk., van WOODII. 



C, Woodii, Dewey, Sill. Journ. (II.) ii, 249 (1846); Sartw. 



Exsicc, No. 79 (i848\ v. s. 

 C, panicca, van Woodii, Olney, Exsicc. fasc. ii. No, 27 



(1821), v. s. 



C. tetanica^ ''a slender form,'* Bailey, Herb. Distn 1886. 



Very slender, often tall (i to 2^ ft.), widely spreading by 

 s slender runners ; spikes very slender, alternately flowered. 



i Woods, New York and Michigan and south to Washington. . 



^ 



W Van Canbyi, Porter, Can Penn. 9, in Proc. Phila. Acad. Nat. 



^ Sci. 1887. 



C. panicea, var. Canbyi^ Olney, Exsicc. fasc. ii. Nos. 24 and 



25 (1871), V. s. 



Usually stouter than var, Meadii, Bailey, the leaves broader 

 and flatter (2 lines wide); spikes usually heavier; perigynium 

 larger, the point scarcely bent ; scale larger, nearly as long as 

 or longer than the perigynium, acute or muticous. Delaware 



Co., Penn., Canby ; Illinois, E. HalL Olncy's labels of his No. 



24 bear both the above locahties and I am not certain as to 



which locality my specimens are from. I have the same plant 



from Lapham, labelled, "prairies," probably from Illinois. 



Meadi 



v. s. and teste Porten 



>/ 7n — Carex TERETIUSCULA, Gooden., van AMPLA. 



Very large and stout, growing three feet or more high in 

 dense tufts; heads large (2 to 3 in. long), much branched, chaffy; 

 perigynium twice larger than in the species, nerved on the back, 

 shining at maturity, produced into a long beak. Quaking b< 



head of Burnt River, E, Oregon, Ctisick 133 1, near Salem, 



Howe I L 



