THISTLE FAMILY. 787 
ALaBaMa: Mountain region to Lower hills. Rich, open woodlands. Cullman 
County, 800 feet. Tuscaloosa County (L. a. Smith). Flowers lilac; April, May. 
Not common. Perennial. 
Type locality: ‘Hab. in Canada, Pennsylvania et montibus Carolinae.” 
Herb. Geol. Surv. Herb. Mohr. 
Erigeron philadelphicus L. Sp. Pl. 2: 863, 1753. PHILADELPHIA Daisy FLEABANE. 
Gray, Man. ed. 6,266. Chap. Fl. 206. Gray, Syn. FIN. A.1, pt.2:217. Wats. Bot. 
Calif. 1:321. Coulter, Contr. Nat. Herb. 2:1098. 
Boreal region to Louisianian area. Ontario and Quebec north to the arctic circle, 
south to the eastern Gulf region, west to Oregon and California. 
ALABAMA: Over the State. Borders of woods and tields. Mobile County, abun- 
dant. Flowers white, more or less; tinged with purple; April, May. Of late years 
a a troublesome wayside weed, infesting lawns and waste grounds. Bien- 
nial, 
; Economic uses: The herb, under name of ‘ Erigeron,” is used medicinally, as are 
likewise LZ. canadensis, E. annuus, and EL. ramosus. 
Type locality: ‘“Hab.in Canada. Kalm.” 
Herb. Mohr. 
Erigeron quercifolius Lam. Tabl. Encycl. 3: 258, .. 681, f. 4. 1828. 
SOUTHERN Daisy FLEABANE. 
Erigeron philadelphicus Michx. Fl. Bor. Am. 2:123. 1803. Not L. Ell. Sk. 2:396. 
Gray, Syn. Fl. N.A.1, pt.2:217. Coulter, Contr. Nat. Herb. 2:198. 
Louisianian area. South Carolina to Florida and Texas. 
ALABAMA: Coast plain. Low grassy banks and borders of woods. Mobile 
County. Flowers white to bluish; April. Common. Biennial. 
With the last an aggressive weed in grass plats, meadows, etc. 
Type locality not given. . 
Herb. Geol. Surv. Herb. Mohr. 
Evigeron vernus (L.) Torr. & Gray, Fl.N. A.2:176. 1841. VERNAL ERIGEKON. 
Aster vernus L. Sp. Pl. 2:876, 1753. 
Erigeron nudicaule Michx. Fl. Bor, Am. 2:124, 1803. 
Ell 8k. 2:392. Gray, Man. ed. 6,266. Chap. Fl. 206; ed. 3, 226. 
Carolinian and Louisianian areas. Virginia along the coast to North Carolina, 
Florida, and eastern Louisiana. 
- ALABAMA: Coast plain. Flat damp pine barrens. Flowers white; / prilto June. 
Frequent. Perennial. 
Type locality: ‘‘Hab. in Virginia.” 
Herb. Geol. Surv. Herb. Mohr. 
LEPTILON Raf. Am. Monthly Mag. 2: 268, 1818. 
(CEanotus Raf. Fl. Tell. 2:50. 1836.) 
Annual or biennial herbs. Asiatic and North American species, about 20. 
Leptilon canadense (L.) Britton in Britt. and Br. Il. Fl. 3:391. 1898. 
HORSEWEED. CANADA FLEABANE, 
Erigeron canadensis L. Sp. Pl, 2: 863. 1753. 
Gray, Man. ed. 6, 265. Ell. Sk, 2:397. Chap. Fl. 206. Gray, Syn. Fl. N. A. i, pt. 
2:221. 
Coulter, Contr. Nat. Herb. 2:198. Wats. Bot. Calif. 2:331. 
Eunopr. NortTHern Asia. Nortu AMERICA, throughout the continent. 
ALABAMA: Over the State. Abundant weed. Flowers July to October. 
Type locality: “ Hab. in Canada, Virginia, nunc in Europa australi.” 
Herb. Geol. Surv. Herb. Mohr. 
Leptilon divaricatum (Michx.) Raf. Fl. Tell. 2: 265. 1818. 
Erigeron divaricatus Michx. F1. Bor. Am. 2: 123. 1803. . 
Gray, Man. ed. 6, 265. Chap. Fl. ed. 3, 226. Gray, Syn. Fl. N. A. 1, pt.2:221. 
Coulter, Contr. Nat. Herb. 2: 198. } 
Alleghenian and Carolinian areas. Indiana, Illinois to Minnesota, Nebraska, south 
to Colorado, Arkansas, Texas, Tennessee. 
ALABAMA: Tennessee Valley. Pastures, waste places, meadows. Franklin County, 
Russellville. Lawrence County, Moulton. Flowers June to August. Adventive 
from the west, spreading and becoming a pernicious weed injurious to grass lands. 
Annual. é r 
eps locality: ‘‘ Hab. in pratensibus Jllinoensibus, prope Kaskaskia.” 
Herb. Geol. Surv. Herb. Mohr. 
