124 PEOCEEDINGS OF THE AMERICAN ACADEMY 



head of spikes an inch long : spikes 4, the terminal half an inch long, 

 staminate, the remainder pistillate, as long as the terminal, subsessile 

 or shortly peduncled, oblong, approximate, few-flowered, furnished 

 with bracts, the lowest one of which is leafy and surpassing the culm : 

 staminate scales lanceolate, acute, compressed, mid-nerve green, side 

 nerves reddish brown, margin thin : pistillate scales similar : perigy- 

 nium stipitate, turbinate, ventricose, margined, beaked, many nerved, 

 hispid, light green, often surpassing the scales, orifice of the beak 

 bifid: achenium depressed-obovate or pear-shaped, apiculate, yellow- 

 ish, smooth, base attenuated. — Southern Mexico, Central Cordillera 

 of Oaxaca in the temperate region, June 1, Liebmann." 



190. Carex Emmonsii, Dewey, Torr. Monogr. 411. 

 G. aJpestris, Dewey, Sill. Journ. vii. 2G8. 



C Davisii, Dewey, 1. c. x. 279. 



C. NovcB-Anglice, var. Emmonsii, Carey, Gray's Man. 1848, 556. 



C. lucorum, var. Emmonsii, Cliapra. Flora, 539. 



C. Emmonsii, var. elUptica, Boott, 111. 97. 

 Dr. Ebenezer Emmons, 1798-1863, professor of natural history in 

 Williams College, afterwards a professor in the Albany Medical Col- 

 lege, one of the geologists of the New York State survey, and later 

 geologist of North Carolina. — Canada to New Orleans and Texas, 

 Hall, and Indian Territory, Butler. 



191. Carex Nov^- Anglic, Schweinitz, An. Tab. 

 G. defiexa, Hornem. Plautel. ed. 3, ii. 938. 



G. pilulifera, L., var. dejlexa, Drejer, Rev. Crit. Car. 54. 



G. brevipes, W. Boott, Bot. Calif, ii. 246. 



G. glohosa, var. brevipes, W. Boott, Bot, Calif, ii. 485. 



(See Bot. Gaz. x. 207.) 

 Its nearest ally is G. varia. Rare eastward in the United States. 

 — Dry mountains from Massachusetts and New York to Green- 

 land; Lake Talioe to Bear Valley, California, Kellogg; E. Oregon, 

 Giisick; Washington Terr., Brandegee; head of Yukon River, Lieut. 

 Schwatka. 



It is probable that another disposition of the Western specimens 

 will need to be made when more material accumulates. They will 

 probably need to be designated as var. dejlexa of the species. 



Var. Rossii, Bailey, Bot. Gaz. x. 207. 



G. Rossii, Boott, Hook. Fl. Bor.-Am. ii. 222. 

 Named for Sir John Ross, the Arctic explorer. — Mountains from 

 New Mexico to British America. 



