THISTLE FAMILY. 787 
ALABAMA: Mountain region to Lower hills. Rich, open woodlands, Cullman 
County, S00 feet. Tuscaloosa County (£. 4d. 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. P1.2:808. 1753. PHILADELPHIA DaIsy FLEABANE. 
Gray, Man, ed. 6, 266. Chap. Fl. 206.) Gray, Syn. FLN. ALL, pt.2:217. Wats. Bot. 
Calif. 1:321. Coulter, Contr. Nat. Herb, 2:19, 
Boreal region to Louisianian area. Ontario and Quebec north to the aretie circle, 
south to the eastern Gulf region, west to Oregon and California. 
ALABAMA: Over the State. Borders of woods and fields. Mobile County, abun- 
dant. Flowers white, more or less tinged with purple; April, May. Of late years 
becoming a troublesome wayside weed, infesting lawns and waste grounds. Bien- 
ial. 
Economic uses: The herb, under name of ‘ Erigeron,” is used medicinally, as are 
likewise /. canadensis, Eh. annuus, and Le ramosus, — 
Type locality: ‘ilab,in Canada, Kalm.” 
Herb. Mohr. 
Brigeron quercifolius Lam. Tabl. Eneyel.3:258, .. 687, f. 4. 1828. 
SOUTHERN Daisy FLEABANE, 
Evrigeron philadelphicus Michx. V1. Bor. Am, 2:125, 1805. Not L. EL Sk, 2: 396. 
Gray, Syn. FN. ALL, pt.2:217. Conlter, Contr. Nat. Herb. 2:198, 
Louisianian area, South Carolina to Florida and Texas. 
ALABAMA: Coast plain. Low erassy banks and borders of woods. Mobile 
County, Flowers white to bluish; April, Common, Diennial, 
With the last an aggressive weed in grass plats, meadows, ete. 
Type locality not given. 
Herb. Geol. Surv, Herb. Mohr. 
Erigeron vernus (L.) Torr. & Gray, PLN. A. 2:176. Ls41. VERNAL ERIGERON. 
Aster vernus L.Sp. Pl. 2:876, 1753, 
Hrigeron nudicaule Michx. Fl. Bor, Am, 2: 124. 1805, 
RIL Sk. 2:392. Gray, Man. ed. 6,266. Chap. Fl. 206; ed. 3, 226. 
Carolinian and Louisianian areas. Virginia along the coast to North Carolina, 
llorida, and eastern Louisiana, 
ALABAMA: Coast plain. Flat damp pine barrens. Flowers white; 4 pril to June. 
Frequent. Perennial. 
Type locality: ‘‘Hab.in Virginia.” 
Herb, Geol. Surv. Herb. Molir. 
LEPTILON Rat. Am. Monthly Mag. 2: 268. 1818. 
(CEANOTUS Raf. Fl. Tell. 2:50. 1856.) 
Annual or biennial herbs. Asiatic and North American species, about 20. 
Leptilon canadense (L.) Britton in Britt. and Br. I]. 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. 1, pt. 
2:221, 
Coulter, Contr. Nat. Herb, 2:198. Wats. Bot. Calif. 2: 331. 
Evkopk. NORTHERN AsIa. NORTH AMERICA, throughout the continent. 
ALABAMA: Over the State. Abundant weed. Flowers July to October, 
Type locality: ‘* Hab. in Canada, Virginia, nune in Europa australi.” 
Herb. Geol. Surv. Herb. Mohr. 
Leptilon divaricatum (Michx.) Raf. Fl. Tell. 2: 265, 1818. 
Erigeron divaricatus Michx. F]. 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, Nlinois to Minnesota, Nebraska, south 
to Colorado, Arkausas, 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, 
Type locality: *‘ Hab. in pratensibus Illinoensibus, prope Kaskaskia,” 
Herb. Geol. Surv. Herb. Mohr. 
