THISTLE B^AMILY. 779 



Ell. Sk. 2:340. Gray, Man. ed. 6,255. Chap. Fl. 197. Gray, Syn. Fl. N. A. 1, pt. 

 2:171. 



Carolinian and Lonisianiaii areas. New York and Ohio Valley to Tennessee; 

 North Carolina to Georgia. 



ALABAMA : Over the State. Damp light soil, open woods. Lau.derdale County, 

 in the barrens. Clay County, Elders, 1,000 feet altitude. Cullman and Mobile 

 counties. Flowers white; July, August. Not rare. 



Type locality : "Hab. in America septentrionali." 



Herb. Geol. Surv. 



Sericocarpus asteroides (L.) B. S. P. Prel. Cat. N. Y. 26. 1888. 



LARGE FLOWERED WHITE-TOPPED ASTER. 



Conyza asteroides L. Sp. PI. 2 : 861. 1753. 



Sericocarpus conyzoidets Nees, Gen. & Sp. Ast. 150. 1833. 



Ell. Sk. 2 : 341. Gray, Man. ed. 6, 254. Chap. Fl. 197. Gray, Syn. Fl. N. A. 1, pt. 

 2:171. 



Alleghenian to Carolinian area. New England, northwestern New York, Minne- 

 sota, Ohio, Tennessee, .and along the mountains to Upper Carolina and Georgia. 



ALABAMA: Mountain region. Lower hills. Clay County, Che-a\v-ha Mountain, 

 2,400 feet altitude. Cullman County, 800 feet altitude. Tallapoosa County, Dade- 

 ville. Lee County, Auburn. Talladega County, Renfroe, 800 feet altitude. Flow- 

 ers July, August; rays white, disk tlowers yellow. Frequent. Common on sterile 

 rocky ridges of the Metamorphic rocks. 



Typo locality : " Hab. in America septentrionali." 



Herb. Geol. Surv. Herb. Mohr. 



Sericocarpus bifoliatus (Walt.) Porter, Mem. Torr. Club, 5 : 322. 1894. 



MOUSE EARS. 



Conyza Ufoliata Walt. Fl. Car. 204. 1788. 



Aster lortifoUus Michx. Fl. Bor. Am. 2 : 109. 1803. 



Serlcocar])U8 torlifolius Nees. Gen. & Sp. Ast. 151. 1833. 



Ell. Sk. 2 : 341. Gray, Mau. ed. 6, 255. Chap. Fl. 198. Gray, Syn. Fl. N. A. 

 1, pt. 2 : 172. 



Carolinian and Louisianian areas. Southern Virginia along the low country to 

 North Carolina and Florida, west to Louisiana. 



ALABAMA: Central Pine belt to Coast plain. Dry pine woods. Autauga County, 

 Chilton County. Lee County, Auburn (Earle). Montgomery, Clarke, and Washing- 

 ton counties. Baldwin and Mobile counties. Flowers white; July to October. Fre- 

 quent. Common in the pine barrens of the Coast Pine belt. 



Type locality: South Carolina. 



Herb. Geol. Surv. Herb. Mohr. 



ASTER L. Sp. PI. 2 : 872. 1753. ASTER. STARWORT. 



From 200 to 250 species, recognized as valid; perennials. Europe, Asia, South 

 Africa; largely American. North America, 125 (Gray); Atlantic, 100. 



Aster paludosus Ait. Hort. Kew. 3 : 201. 1783. SWAMP ASTER. 



Ell. Sk. 2 : 343. Gray, Man. ed. 6, 255. Chap. Fl. 199. Gray, Syn. Fl. N. A. 1, pt. 2 : 

 174. Coulter, Contr. Nat. Herb. 2 : 194. 



Carolinian and Louisianian areas. North Carolina to Florida, west to central 

 Texas. 



ALABAMA: Tennessee Valley. Lower Pine region. Coast plain. Low places, 

 borders of ditches. Lawrence County, Mountainhome. Clarke and Mobile counties. 

 Flowers sky-blue; August, September. Most frequent in the Coast plain in damp 

 sandy ground. 



Type locality : " Native of the Swamps of Carolina." 



Herb. Geol. Surv. Herb. Mohr. 



Aster divaricatus L. Sp. PI. 2 : 873. 1753. 



Aster corymbosus Ait. Hort. Kew. 3 : 207. 1789. 



Ell. Sk. 2:365. Gray, Man. ed. 6, 255. Chap. Fl. 198. Gray, Syn. Fl. N. A. 

 l,pt.2:174. 



Alleghenian to Carolinian area. Quebec to Lake Superior and Manitoba ; New 

 England west to Minnesota; Ohio Valley, and from New Jersey south along the 

 mountains to Tennessee and Georgia. 



ALABAMA: Mountain region. Shady woodlands. Cullman County (Miss Mary 

 Mohr). Walker County (E. A . Smith). Kay liowers pale purple ; August, September. 

 Not frequent. 



Type locality: " Hab. in Virginia." 



Herb. Geol. Surv. Herb. Mohr. 



