FLOWERING PLANTS AND FERNS OF ARIZONA 919 



Counties. The var. crassulus (Rydb.) Blake (A. crassulus Rydb.), 

 with stems hispid or hirsiitulous with spreading or reflexed hairs, is 

 the commonest form in Arizona, ranging from the Kaibab Plateau 

 and southern Navajo County to Cochise and Santa Cruz Counties. 



3. Aster adscendens Lindl. in DC, Prodr. 5: 231. 1836. 



Kaibab Plateau, San Francisco Peaks, and Flagstaff (Coconino 

 County), 6,500 to 8,500 feet, mountain meadows and openings in 

 coniferous forests, August and September. Saskatchewan to Wash- 

 ington, south to Colorado and northern Arizona. 



4. Aster coerulescens DC, Prodr. 5: 235. 1836. 



Hopi Indian Reservation and White Mountains (Apache and 

 Navajo Counties), and throughout Coconino County, south to the 

 mountains of Cochise and Pima Counties, 4,500 to 7,500 feet, marshy 

 places and along streams, August to October. Wisconsin to Alberta, 

 south to Texas, Arizona, and California. 



Includes material from Arizona which has been referred to A. 

 hesperius A. Grav, A. wootonii Greene, and A. Joliaceus var. canbyi 

 A. Gray. 



5. Aster foliaceus Lindl. in DC, Prodr. 5: 228. 1836. 



The only form known from Arizona is var. burkei A. Gray (A 

 burkei (A. Gray) Howell). San Francisco Peaks and Buck Springs 

 (Coconino County), Hannigan Meadow (northern Greenlee County), 

 7,500 to 9,500 feet, pine forest and mountain meadows, August and 

 September. Wyoming to British Columbia, south to New Mexico 

 and central Arizona. 



6. Aster lemmoni A. Gray, Syn. Fl. I 2 : 199. 1884. 



Chiricahua and Huaehuca Mountains (Cochise County), Santa 

 Rita Mountains (Pima County), 6,000 to 7,000 feet, mossy ledges, 

 June to September, type from the Santa Rita Mountains (Pringle). 

 Known only from southeastern Arizona. 



7. Aster glaucodes Blake, Biol. Soc. Wash. Proc. 35: 174. 1922. 



Eucephalus glaucus Nutt., Amer. Phil. Soc. Trans, ser. 2, 7: 



299. 1840. 

 Aster glaucus Torr. and Gray, Fl. North Amer. 2: 159. 1841. 



Not A. glaucus Nees, 1818. 



The typical form, with glabrous stem and involucre, has been col- 

 lected in Havasu Canyon, Coconino County, 3,200 feet (Whiting in 

 1940), and ranges from Wyoming, Colorado, and Utah to northern 

 Arizona. The var. pulcher Blake, with stem and involucre stipitate- 

 glandular, occurs on the north rim of the Grand Canyon and near 

 Sunset Crater, about 8,000 feet, September (Eastwood and Howell 

 7098, 6954), and is known only from southern Utah and northern 

 Arizona. 



8. Aster hirtifolius Blake in Tidestrom, Contrib. U. S. Natl. Herba- 



rium 25: 562. 1925. 



Diplopappus ericoidcs var. hirtella A. Grav. Amer. Acad. Arts 



and Sci. Mem. ser. 2, 4: 69. 1849. 

 Leucelene hirtella Rydb., Torrev Bot. Club Bui. 33: 153. 1 900. 



Not A. hirtellus Lindl. 1836. 



Apache, Navajo, Coconino, Yavapai, Greenlee, Gila, and Pima 

 Counties, mostly 5,000 to 7,000 feet, dry slopes and mesas, sometimes 



