THISTLE FAMILY, 807 



Alabama: Tennessee Valle\ . Monntain region. Damp thickets. Lawrence 

 County, Monlton. Lauderdale County. Clay County, bottoms of Talladega Creek, 

 1,000 feet. Cullman and Coosa eounties. Lee County, Auburn. Fre<iuent. Pereu- 

 nial. 



Type locality : " Ilab. in Virginia." 



Herb. Geol. Surv. Herb. Mohr. 



BIDENS L.Sp. PI. 2:831. 1753. BuR Markiold. 



About 65 species, temperate and warmer regions, rhictly American. North Amer- 

 ica, 12 or more. (Including Coreopsis, section Diodonta, Torr. «.t Gray.) 



Bidens frondosa L. Sp. PI. 2 : 832. 1753. Stick-tight. Common JiEGGAR Tick. 



Ell. Sk. 2 : 431. Gray, Man. ed. 6, 284. Chap. Fl. 236. Gray, Syn. Fl. N. A. 1, pt. 

 2: 296. Coulter, Contr. Nat. Herl.. 2 : 223. 



Canadian zone to Louisianiau area. Nov a Scotia to Saskatchewan, south to the 

 Gulf from Florida to Texas. 



Alabama: Over the State. Low rich soil, bordeis of fields. Common pernicious 

 weed. Annual. 



Type locality: " Hab. in America se])teutriouali." 



Herb. Geol. Surv. Herb. Mohr. 



Bidens laevis (L.) B. S. P. Prel. Cat. N. Y. 29. 1888. 



Large-klowkred Bitr Marigold. 



EeUanthus laevis L. Sp. PI. 2 : 906. 1753. 



Bidens chrysanthemoides Michx. i'l. 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, South Amekica. 



Canadian zone to Loui.sianian area. Nova Scotia, Ontario to Manitoba, west to 

 California, and soutli to Florida and western Texas. 



Alabama: Over the State. Muddy places, ditches, marshes. Flowers golden 

 yellow; October, November. Most abumlant in the Coast plain. Annual. 



Type locality : " Hab. in \'irginia." 



Herb. Geol. Surv. Herb. Mohr. 



Bidens leucantha Willd. Sp. PI. 3 : 1719. 1804. 



White flowered Si'anish Needles. 

 Chap. Fl. 237. Gray, Syn. Fl. N. A. 1, pt. 2 : 297. Griseb. Fl. Brit. \V. Ind. 373. 

 Me.kico, West Indies to Chile and nearly All Tropical Countries. 

 Louisianian area. Southern Florida. 



Alaba.ma: Coast plain. Fugitive on ballast. Mobile County, observed from 1889 

 to 1892. Rays white, disk yellow. Annual. 

 Type locality : " Hab. in America calidiore." 

 Herb. Geol. Surv. Herb. Mohr. 



Bidensbipinnata L. Sp. PI. 2 : 832. 1753. Spanish Needles. 



Ell. Sk. 2:432. Grav, 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 ami Texas. 



Alabama: Over the State. Borders of fields, waste places. September, October. 

 Common in bottom lands; a troublesonu- weed. Annual. 

 Type locality : ''Hab. in Virginia.' 

 Herb. Geol. Surv. Herb. Mohr. 



Bidens corouata (L.) Fiach. ; Steud. Nom. Bot. ed. 2, 202. 1840. 



GOLDEN-KLOWERED COREOPSIS. 



Coreopsis coronata L. Sp. PI. ed. 2, 2 : 1281. 1763. 



C. aurea Ait. Hort. Kew. 3 : 252. 1789. 



C. mitis Michx. Fl. Bor. Am. 140. 1803. 



Ell. Sk. 2:440. Gray, Man, ed. 6, 283. Chap. Fl. 233. Gray, Syn. FL N. A. 1, pt. 

 2:294. 



Carolinian and Louisianiau areas. Virginia to Florida, west to Louisiana. 



Alabama: Lower Pine region. Coast plain. Shaded wet swamps. Mobile and 

 Baldwin counties. September, ( )ctober; common. Annual. 



Type locality : " Hab. in Virginia." 



Herb. Geol. Surv. Herb. Mohr. 



