THISTLE FAMILY. 807 
ALABAMA: Tennessee Valley. Mountain region. Damp thickets. Lawrence 
County, Moulton. Lauderdale County. Clay County, bottoms of Talladega Creek, 
ae feet. Cullman and Coosa counties. Lee County, Auburn, Frequent. Peren- 
‘nial. 
Type locality: ‘‘Hab. in Virginia.” 
Herb. Geol. Surv. Herb. Mohr. 
BIDENS L. Sp. Pl. 2: 831. 1753. Bur MaRIGOLD. 
. About 65 species, temperate and warmer regions, chiefly American. North Amer- 
ica, 12 or more. (Including Coreopsis, section Diodonta, Torr. & Gray.) 
Bidens frondosa L. Sp. Pl. 2: 832. 1753. STICK-TIGHT. COMMON BEGGAR TICK. 
Ell. Sk. 2:431. . Gray, Man. ed. 6, 284. Chap. F1.236. Gray, Syn. Fl. N. A. 1, pt. 
2:296. Coulter, Contr. Nat. Herb. 2: 223. 
Canadian zone to Louisianian area. Nova Scotia to Saskatchewan, south to the 
Gulf from Florida to Texas. 
ALABAMA: Over the State. Low rich soil, borders of fields. Common pernicious 
weed. Annual. 
Type locality: ‘‘ Hab. in America septentrionali.” 
Herb. Geol. Surv. Herb. Mohr. 
Bidens laevis (L.) B.S. P. Prel. Cat.N. Y.29. 1888. 
LARGE-FLOWERED BUR MARIGOLD. 
Helianthus laevis L. Sp. Pl. 2: 906. 1753. 
Bidens chrysanthemoides Michx. 1. Bor. Am. 2: 136, 1803. 
Ell. Sk. 2: 429, Gray, Man. ed.6, 285. Chap. Fl. 237. Gray, Syn. Fl. N. A. 1, pt. 
2:296. Coulter, Contr. Nat. Herb. 2: 223. 
Mexico, SourH AMERICA. 
Canadian zone to Louisianian area. Nova Scotia, Ontario to Manitoba, west to 
California, and south to Florida and western Texas. 
ALABAMA: Over the State. Muddy places, ditches, marshes. Flowers golden 
yellow; October, November. Most abundant in the Coast plain. Annnal. 
‘Type locality: ‘‘Hab.in Virginia.” 
Herb. Geol. Surv. Herb. Mohr. 
Bidens leucantha Willd. Sp. Pl. 3:1719. 1804. 
WHITE-FLOWERED SPANISH NEEDLES. 
Chap. Fl. 237. Gray, Syn. F1.N. A.1, pt.2: 297. Griseb. Fl. Brit. W. Ind. 373, 
Mexico, WEST INDIES TO CHILE AND NEARLY ALL TROPICAL COUNTRIES. 
Louisianian area. Southern Florida. 
ALABAMA: Coast plain. Fugitive on ballast. Mobile County, observed from (889 
to 1892. Rays white, disk yellow. Annual. 
Type locality: ‘‘ Hab. in America calidiore.” 
Herb. Geol. Surv. Herb. Mohr. 
Bidens bipinnata L. Sp. Pl]. 2: 832. 1753. Spanisu NEEDLES. 
Ell. Sk. 2:432. Gray, Man. ed. 6,285. Chap. Fl. 237. Gray, Syn. Fl. N. A. 1, pt. 
2:297. Coulter, Contr. Nat. Herb. 2: 223. 
Carolinian and Louisianian areas. Southern New England, west to Ohio, Mis- 
souri, and Arkansas, south from New York to Florida and ‘Texas. 
ALABAMA: Over the State. Borders of fields, waste places. September, October. 
Common in bottom lands; a troublesome weed. Annual. 
Type locality: ‘‘Hab.in Virginia.” 
Herb. Geol. Surv. Herb. Mohr. 
Bidens coronata (L.) Fisch.; Steud. Nom. Bot. ed. 2, 202. 1840. 
GOLDEN-FLOWERED COREOPSIS. 
Coreopsis coronata L. Sp. Pl. ed. 2,2: 1281. 1763. 
C. aurea Ait. Hort. Kew. 3: 252. 1789. 
C. mitis Michx. Fl. Bor. Am. 140. 1803. 
El. Sk.2:440. Gray, Man. ed. 6,283. Chap. Fl. 233. Gray, Syn. Fl. N. A. 1, pt. 
2 294, 
: Gociinian and Louisianian areas. Virginia to Florida, west to Louisiana. 
ALABAMA: Lower Pine region. Coast plain. Shaded wet swamps. Mobile and 
Baldwin counties. September, October; common. Annual. 
Type locality: ‘Hab. in Virginia.” 
Herb. Geol. Surv. Herb. Mohr. 
