Norton — Plants of the Sonthwestem United States. 41 



Nichols Junction, Mo., 1898, no. 42, and Eagle Rock, Mo., 

 1897, no. 76, and in Texas by F. Lindheimer, Flora Texan a 

 exsiccata, 94, Fasc. 1, 1843. 



Haploesthes Gregg II Gray. 



The range of this species is extended into Oklahoma from 

 New Mexico by specimens collected by Mark White in Grant 

 County, in 1899. 



EXPLANATION OF ILLUSTRATIONS. 

 Plates V-Vni. 



Plate V. — Cyperus longispicatus. Habit, one-half natural size. 2, Por- 

 tion of spikelet showing scales, with a joint of the rachis at base inclosing 

 an achene, X ^• 



Plate VI. — Linum Lewisii pratenae. Habit, one-half natural size, 



Plate VII. — Plantago rhodosperma. 1, Habit, one -half natural size. 2, 

 Flower and seed, X 6- 3, Flower and seed of P. Virginica, X 6. 



Plate VIII. — Brauneria paradoxa. Habit, one-half natural size. 



Issued May 14,1902. 



