64 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



4. Aristida arizonica Vasey, Bull. Torrey Club 13: 27. 1886. 

 Type locality: "Arizona." 



Range: Arizona and New Mexico to western Texas. 



New Mexico: Clayton; Santa Fe; Las Vegas; near Jewett Gap; Grant County; 

 Buchanan; Leaclis; Knowles; "\Miite Mountains. Plains and low hills, in the Upper 

 Sonoran and Transition zones. 



5. Aristida havardii Vasey, Bull. Torrey Club 13: 27. 1886. 

 Type locality: "Western Texas." 



Range: Arizona and western Texas to Mexico. 



New Mexico: Gallinas Mountains; Albuquerque; Fort Bayard; Grant; Bonito 

 Crossing; Gilmores Ranch; Gray; Carlsbad; Arroyo Ranch. Hills and plains, in the 

 Upper Sonoran and Transition zones. 



6. Aristida longiseta Steud. Syn. PI. Glum. 1: 420. 1854. Wireghass. 

 Type locality: New Mexico, probably near or at Santa Fe. Type collected by 



Fendler (no. 978). 

 New Mexico: Common throughout the State. 



7. Ai-istida vaseyi Woot. & Standi. N. Mex. Agr. Exp. Sta. Bull. 81: 55. 1912; 



Contr. U. S. Nat. Herb. 16: 113. 1913. 



Aristida reverchoni augusta Vasey, Contr. U. S. Nat. Herb. 3: 46. 1892. 



Type locality: Comanche Peak, Texas. 



Range: Western Texas and southern New Mexico. 



New Mexico: Socorro; mountains west of San Antonio; Mangas Springs; Tortugas 

 Mountain; Pena Blanca; Alamogordo. Plains and low hills, in the Lower Sonoran 

 Zone. 



8. Aristida micrantha (Vasey) Nash in Small, Fl. Southeast. U. S. 117. 1903. 

 Aristida purpurea viia-a7itha Vasey, Contr. U. S. Nat. Herb. 3: 47. 1892. 

 Type locality: Western Texas. 



Range: Western Texas and southern New Mexico. 



New Mexico: Carlsbad (Smith). Diy plains, in the Upper Sonoran Zone. 



9. Aristida pansa Woot. & Standi. Contr. U. S. Nat. Herb. 16: 112. 1913. 



Type locality: Tortugas Mountain near Las Cruces, New Mexico. Type collected 

 by Wooton, October 6, 1904. 

 Range: Southern New Mexico to Mexico. 

 New Mexico: Tortugas Mountain. Dry hills, in the Lower Sonoran Zone. 



10. Aristida fendleriana Steud. Syn. PI. Glum. 1: 420. 1855. 



Aristida longiseta fendleriana Merr. U. S. Dept. Agr. Div. Agrost. Circ. 24: 5. 1901. 



Type locality: Santa Fe, New Mexico. Type collected by Fendler (no. 973). 



Range: Colorado and Texas to Arizona. 



New Mexico: Tunitcha Mountains; Farmington; Camzo Mountains; Santa Fe; 

 northeast of Clayton; 25 miles south of Gallup; Rito Quemado; 35 miles south of Tor- 

 rance; near Suwanee; Copper Mines; Mimbres and Cooks Spring. Dry hills and 

 plains, in the Upper Sonoran Zone. 



11. Aristida wiightii Nash in Small, Fl. Southeast. U. S. 116. 1903. 

 Type locality: Dallas, Texas. 



Range: Texas and New Mexico. 



New Mexico: Atarque do Garcia; Deming; Organ Mountains; Dona Ana Moun- 

 tains; Buchanan; Redlands. Dry hills and mesas, in the Lower and Upper Sonoran 

 zones. 



12. Aristida purpurea Nutt. Tranu. Amcr. Phil. Soc. n. ser. 5: 145. 1837. 



Purple needle grass. 

 Type locality: "On grassy plains of the Red River, in arid situations." 

 Range: Arizona and western Texas to Mexico. 



