752 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



Type locality: Organ Mountains, New Mexico. 

 Range: Colorado to Arizona and New Mexico. 



New Mexico: Santa Fe; Cliff; San Luis Pass; Carrizalillo Mountains; Organ 

 Mountains. Plains and dry hills, in the Upper Sonoran Zone. 



7. Cirsium arizonicum (A. Gray) Petrak, Bot. Tidsskr. 31: 08. 1911. 

 Cnicus arizonicus A. Gray, Proc. Amer. Acad. 10: 44. 1874. 

 Carduus arizonicus Greene, Proc. Acad. Phila. 1892: 362. 1893. 

 Type locality: "Arizona and S. Utah." 



Range: Utah to Arizona and New Mexico. 



New Mexico: San Luis Mountains. Low hills and plains. 



8. Cirsium pulchellum (Greene) Woot. & Standi. 



Carduus pulchellus Greene; Rydb. Colo. Agr. Exp. Sta. Bull. 100: 401. 1906. 

 Type locality: Piedra, Colorado. 

 Range: Southern Colorado to New Mexico. 



New Mexico: Tunitcha Mountains; Cloudcroft. Mountains, in the Transition 

 Zone. 



9. Cirsium wheeleri (A. Gray) P«trak, Bot. Tidsskr. 31: 67. 1911. 

 Cnicus wheeleri A. Gray, Proc. Amer. Acad. 19: 56. 1883. 

 Carduus wheeleri Heller, Cat. N. Amer. PI. 7. 1898. 



Type locality: Near Camp Apache, Arizona. 



Range: Mountains of southern Arizona and southwestern New Mexico. 



New Mexico: Luna; West Fork of the Gila; north of Ramah. Transition Zone. 



10. Cirsium coloradense (Rydb.) Cockerell, Univ. Mo. Stud. Sci. 2 2 : 254. 1911. 

 Carduus coloradensis Rydb. Bull. Torrey Club 32: 132. 1905. 



Type locality: Pagosa Springs, Colorado. 



Range: Mountains of Colorado and northern New Mexico. 



New Mexico: North of Ramah; Rio Mora; Tesuque. Transition Zone. 



11. Cirsium grahami A. Gray, PI. Wright. 2: 102. 1853. 

 Cnicus grahami A. Gray, Proc. Amer. Acad. 19: 57. 1883. 

 Carduus grahami Greene, Proc. Acad. Phila. 1892: 363. 1893. 



Type locality: Low ground, in valleys between the Sonoita and the San Pedro, 

 Sonora. 



Range: Mountains of southern Arizona and southwestern New Mexico. 

 New Mexico: Mogollon Mountains. Transition Zone. 



12. Cirsium wrightii A. Gray, PI. Wright. 2: 101. 1853. 

 Cnicus wrightii A. Gray, Proc. Amer. Acad. 10: 41. 1874. 

 Carduus wrightii Heller, Cat. N. Amer. PI. 8. 1898. 



Type locality: "Around springs near San Bernandino, on the borders of New 

 Mexico and Sonora." 



Range: Western Texas to southern Arizona. 



New Mexico: White Mountains; Roswell; Fresnal. Mountains, in the Upper 

 Sonoran and Transition zones. 



13. Cirsium calcareum (Jones) Woot. & Standi. 



Cnicus calcareus Jones, Proc. Calif. Acad. II. 5: 704. 1895. 

 Type locality: Cainville, Utah. 

 Range: Utah to northern Arizona and New Mexico. 



New Mexico: Carrizo Mountains (Standley 7401). Dry hills and canyons, in the 

 Upper Sonoran Zone. 



