THISTLE FAMILY. . 817 



Carolinian and Lonisianian areas. Coast southern New England to Florida and 

 Texas. 



Ar.ABAMA : Central Prairie region to Coast plain. Low ricli ground, borders of 

 woods. Montgomery, Mobile, and Baldwin counties. Flowers yellow; March, 

 April. Six to i^ fe(!t. Common; prevailing in the coast region. Perennial. 



Tj'pe locality : Sonth Carolina. 



Herb. Geol. Surv. Herb. Molir. 



Carduus spiiiosissimus elliottii ( Torr. A Cray) Porter, Mem. Torr. Cltib, 5:345. 

 1894. Elliott's Tiiistlk. 



Cirsium horrUluhnii var. eUiottii 'I'orr. &, (Jray, Fl. N. A. 2. pt. 1 : 460. 1843. 



Ell. Sk. 2: 272. 



Carolinian and Louisianian areas. North Carolina to (ieorgia and Florida. 



Alabama: Mountain region to Central Prairie belt. Dry light soil. Pastures, 

 openings in the woods, waysides. Cullman ami Tuscaloosa counties. Lee County, 

 Auburn (Baker .j- luirle). Montgomery ("onnty. Flowers purple (wine jinrple). Not 

 common. Two to 3 feet high. 



Type locality : "Southern States. KUioli. V\or'\A&, Dr. VhapmanI" 



Herb. (ieol. Surv. Herb. MohT. 



Carduus virginiaiius L. Sp. PL 2 : 824. 1753. Virginia Thistle. 



Cirsinm vir(iiniaiuim Michx. Fl. Por. Am. 2 : 90. 1803. 



CnicKS rirgrniatiiis Pursh, Fl. Am. Sept. 2 :.506. 1814. 



Ell.sk. 2: 270. Cray, Man. ed. 6. 296. Chap. Fl. 247. Gray, Svn. FL N.A. 1, pt. 

 2 :404. Coulter, Contr. Nat. Herb. 2 : 244. 



Alabama: Mountain region to Coast i)lain. Dry open woods. Cullman County, 

 dry iields. Talladega County, near Chandler Springs, rocky pine forests, 1,000 

 feet altitude; Renfroe, 800 feet altitude. Pibb and Mobile counties. Flowers pur- 

 ple ; August to October. Not common. 



Type locality : " Hab. in Virginia." 



Herb. (ieol. Surv. Herb. Mohr. 



Carduus altissimus L. Sp. PI. 2 : 824. 1753. Tall Thistle. 



CnicKS aUi>isim>i.s Willd. Sp. PI. 3 : 1671. 1804. 



Cirnium aUissimum Spreug. Syst. 3 : 373. 1826. 



Ell. Sk. 2 : 268. (4ray, Man. ed. 6, 296. Chap. Fl. 247. Gray, Svn. Fl. N. A. 1, pt. 2 : 

 404. Coulter, Contr. Nat. Herb. 2: 243. 



Carolinian and Louisianian areas. Pennsylvania, Ohio to Missouri, south to 

 Tennessee and (ieorgia, west to Louisiana and Texas. 



Alabama: Mountain region to Coast plain. Damp thickets. Clay County, Shin- 

 bone Valley. Chambers County (fJ. J. «Sm</i)- Lee (bounty. Auburn (A'arZe). Flow- 

 ers ])urple; September, October. Not common. 



Type locality: " Hab. in Carolina." 



Herb. Geol. Surv. Herb. Mohr. 



Carduus glaber Nutt. Gen. 2 : 129. 1818. Smooth Thistle. 



Cniciis f/laber Ell. Sk. 2 : 270. 1821. 

 Cirsinm nuttallii DC. Prodr. 6 : 651. 1836. 



Ell. Sk. 2 : 270. Chap. Fl. 247. Gray, Syn. Fl. N. A. 1, pt. 2 : 404. 

 Carolinian and Louisianian areas. South Carolina and Florida to Mississippi. 

 Alaba.via: Littoral region. Dry pine woods. Mobile County, Dauphin Island. 

 Type locality : "Hab. in New Jersey." 

 Herb. Geol. Surv. Herb. Mohr. 



Carduus lecontei \ Torr. &, (Jray) Pollard, liull. Torr. Club, 24 : l.")7. 1897. 



CirxiKm lecoiifci Torr. & Gray, Fl. N. A. 2 : 458. 1843. 



Louisianian area, (ieorgia to eastern Louisiana. 



Alabama : Coast plain. Low damp pine barrens. Moliile County. Flowers 

 greenish yellow; July. Not rare. Involucre very viscid. 



Type locality : " (iteorgia, Leconie! Covington, Louisiana, />*«/« hioh^.' " 



Herb. Geol. Surv. Herb. Mohr. 



Carduus arvensis (L.) Kobs. Ill-it. Fl. 163. 1777. Canada ok Cursed Thistle. 



SerraUda arrensis L. Sp. PI. 2 : 820. 1753. 

 Cirsium arrense Scop. Fl. Car. ed. 2, 2 : 126. 1772. 

 Cnieiis arrensia Hott'in. Deutsch. Fl. ed. 2, 1, pt. 2 : 130. 1804. 

 Gray, Man. ed. 6, 296. (iray, Syn. Fl. N. A. 1, pt. 2 : 398. 



15894 52 



