928 MISC. PUBLICATION 42 3, U. S. DEPT. OF AGRICULTURE 



14. Erigeron canus A. Gray, Amer. Acad. Arts and Sci. Mem. ser. 2, 



4: 67. 1849. 

 Defiance Plateau (Apache County), Keam Canyon (Navajo Coun- 

 ty), Kaibab Plateau and vicinity of Flagstaff (Coconino County), 

 6,600 to 7,500 feet, mesas and open pine forest, June and July. South 

 Dakota and Wyoming to Nebraska, New Mexico, and northern 

 Arizona. 



15. Erigeron utahensis A. Gray, Amer. Acad. Arts and Sci. Proc. 16: 



89. 1880. 



Erigeron stenophyllus var. (?) tetrapleurus A. Gray, ibid. 8: 650. 



1873. 

 Erigeron sparsijolius Eastw., Calif. Acad. Sci. Proc. ser. 2, 6: 



297. 1896. 



Carrizo Mountains (Apache County), Kayenta (Navajo County), 

 Kaibab Plateau and Grand Canyon (Coconino County), 3,000 to 

 7,000 feet, dry rocky slopes, June to October. Southern Utah and 

 northern Arizona. 



16. Erigeron compactus Blake, Biol. Soc. Wash. Proc. 35: 78. 1922. 



Erigeron pulvinatus Rydb., Fl. Rocky Mount. 911. 1917. 

 Not E. pulvinatus Wedd., 1857. 



Northern Apache County (Peebles and Smith 13467, Turner in 

 1935), El Capitan and southeast of Kayenta, northern Navajo County 

 (Peebles and Fulton 11921, 11971), 5,600 to 6,200 feet, barren rocky 

 slopes and mesas, May and June. Utah, Nevada, and northeastern 

 Arizona. 



Plant forming compact mounds about 0.3 m. in diameter, attractive 

 in flower, the rays pink. 



17. Erigeron eatoni A. Gray, Amer. Acad. Arts and Sci. Proc. 16: 91. 



1880. 

 Betatakin Canyon (Navajo County), Navajo Mountain and rim of 

 the Grand Canyon (Coconino County), 7,000 to 8,000 feet, rocky 

 slopes, June. Wyoming to Oregon, northern Arizona, and California. 



18. Erigeron oxyphyllus Greene, Erythea 3: 20. 1895. 



Black Mountains and near Yucca (Mohave County), Sierra Estrella 

 (Maricopa County), Picacho Mountain (Pinal County), 2,000 to 

 3,000 feet, dry rocky slopes, March to May, type from Yucca (Jones 

 in 1884). Known only from western and southwestern Arizona. 



Stems wandlike, many from a woody crown, the dead stems long- 

 persistent. 



19. Erigeron lemmoni A. Gray, Amer. Acad. Arts and Sci. Proc. 19: 



2. 1883. 

 Fish Creek Canyon, eastern Maricopa County (Peebles 7953), 

 Huachuca Mountains, Cochise County (Lemmon in 1882), near Tuc- 

 son, Pima County (Lemmon in 1883), 1,600 (to 6,000?) feet, cliffs, 

 May to September, type from Tanner Canyon, Huachuca Mountains 

 (Lemmon) . Known only from southern Arizona. 





