211 
Ell.) |New Brunswick (Fowler) and Wisconsin to Florida (Cur- 
tiss, N. A. Plants, No, 3052) and Texas throughout eastern 
North America; westward to California and extending north- 
ward along the Pacific coast to Alaska (J. O. Rainer, 1871); also 
in Mexico, South America, southern Europe to the Cape of Good 
Hope, and in Australia. 
Var. macrostachyus, Boeckl. (C. lutescens, Torr. and Hook, 
Ann, Lyc., iii, 433). Florida (Chapman), Texas (C. Wright, 
1849, No. 705 ; Drummond, 3d Coll., No. 452), San Diego, Cal., 
- (Orcutt, No. 1314.) 
Var. ANGUSTISPICATUS, n. var. Spikelets narrowly linear, 
about one line wide and three-fourths of an inch long; a well- 
marked form. Kentucky (Short), Missouri (H. Eggert), Wash- 
ingtoa, D. C., (Vasey), Lexington Co., S. C., (J. Donnell Smith.) 
Var. HERMANNI. (C. Hermanni, Buckley; C. phymatodes, 
var. Hermanni, Watson). Kern River, Cal., (Blake, in Torrey 
Herbarium) ; Bank of San Joaquin (Lemmon, Flor. Cal., 1509.) 
41. C.HALLII, n. sp. Culm triangular, 2 to 3 feet high; 
leaves elongated, 2 to 3 lines wide; involucre of several leaves, 
one of them elongated far beyond the others and reaching a 
length of a foot or more ; umbel more or less compound, of 5 or 
6 elongated rays and several shorter ones; involucels setaceous ; 
spikelets linear, 9 to 15-flowered, arranged in loose heads; 
glumes ovate, acute, strongly 7 to g-nerved, dark reddish-brown, 
with lighter colored margins and apices; achenium triangular, 
linear. Rootstocks scaly. 
Texas (E. Hall, Pl. Tex., No. 685, distributed as C. phyma- 
todes, var.); valley of the lower Rio Grande (Buckley); Indian 
Territory (E. Palmer, No. 353). 
+ t Annual or perennial ; roots fibrous, but stems often hard and corm-like at 
the base. 
42. C. strigosus, L. (C. Michauxianus, Schultes, not of 
Torrey, fide Boeckeler; C. flavicomus, Michx., not of Vahl; C._ 
stenolepis, Watson, Bot. Cal., not of Torrey.) Canada and Min- | 
nesota to Florida (Curtiss, N. A. Plants No. 1820, distributed as 
C. stenolepis.) and Texas, throughout eastern North America; 
also in California. Among the many forms of this variable . 
species I think the following may be distinguished : 
