(')74 I'LANT MKK OF ALAHAMA. 



Ai.ahama: 'r»'iMii'SH('o \' alley. Contriil Pino bolt. C^oast plain, llicli ehady woods, 

 l.an«l«'i(la!o I'ouiitv, I'loronco (M. C lyUxon). Tiis(alo(i.sa County (/•-'. ./. Smith). 

 Motiilo Cniintv. Mount Vernon. Flowers lavcnder-ltliio; AjJiil. Not rare. 



'r\I>o locality : " llal>. in Nirfjinia." 



H'.rli. (Ji'ol. "Snrv. llorli. Mohr. 



Amsonia ciliata Walt. Fl. Car. MS. 1788. Naijk«>\v-leavki> Amso.ma. 



TahtriKieiiioiiltniii uiigiiHtiJulia Ait. Ilort. Kew. 1 : .'!()(). 17!^9. 



.Imsoiiia au(iit><Hf'i>H<i Mir.hs.. VI. Kor. .\m. 1: iL'l. 1S0;{. 



I'.U. ."^k. 1:314." Cbap. Fl. 360. Gray, 8yn. Fl. N. A. 2, pt. 1:81. Coulter, Contr. 

 Nat. Ilcrl). 2:2()2. 



Louisianiau area. North Carolina to I'lorida, west to Texas and Arkansas. 



Alabama: Central Fine l>elt to Coast plain. Dry light soil. Uibli County (A'. ./. 

 Smilh). Hahlwiu County, Hon Secour, loose sands, open pine woods. Flowers pale 

 l)lMt'; .)un(\ Not fr<M|uent. 



Tyjie locality : ISoutli Carolina. 



Herb. Geol. Surv. Herb. Mohr. 



APOCYNUM L. Sp. PI. 1 : 213. 17.53. 



About 8 8i»ecies, jicrennial herbs, southern Furo])e to te^niperate Asia. North Amer- 

 ica, 5. 



Apocynum cannabiuum L. Sp. PI. 1 : -!13. 17.53. 



Canadian Hemp. Indian IIemt. Choctaw Root. 



FU. Sk. 1 : 315. Gray, Man. ed. 6, 338. Chap. Fl. 358. Gray, Syn. Fl. N. A. 2, pt. 1 : 

 83. Wats. Bot. Calif, i : 473. Coulter, Contr. Nat. Herb. 2 : 262. 



CrisA. 



Carolinian .'lud Louisianian areas. Ontario to New Eiif^land, west to Minnesota, 

 south through the Ohio \';illey to the Gulf, from Florida west to Texas and Ari- 

 zona, and from .southern California to Oregon. 



Alahama: Coosahills. Central Prairie region to Coast plain. Damp grassy banks. 

 St. Clair County, Shoal Creek. Dallas County. Baldwin County, Point Clear. 

 Flowers pale purplish. Freciueiit. One and one-half to 2 feet high from a woody 

 cylindrical nearly horizontal root. 



Fconoinic uses: The root is the "Canadian hemp root" or •' Apocynum " of the 

 United States Pharmacopd'ia; the "squaw root" of the Choctaw Indians. 



Type locality : '•Hiib. in Canada, A'irginia." 



Herb. Geol. Surv. Herb. Mohr. 



TRACHELOSPERMUM Lcmair, .lard. Fleur. 1: <. 07. 1851. 

 Seven species, Japan, Himalayan India. North America, 1. 

 Trachelospermum difforme (Walt.) Gray, Syn. Fl. N. A. 2, pt. 1 : 85. 1878. 



CLIMBINO DoGhANE. 



/■:chiic8 (li(ronni» Walt. Fl. Car. 98. 1788. 



Forxlrroiiia ditrormin A. 1 )C. Prodr. 8 : 437. 1844. 



Ell, Sk. 1 : 312. Gray, Man. ed. 6, 338; Syn. Fl. 2, pt. 1 : 85. Chap. Fl. 35i). Coul- 

 ter, Contr. Nat. llerl). 2:2(53. 



Carolinian and Louisianian areas. Southern Virginia to Florida, west to Texas. 



Alahama: Tennessee Valhiy to Coast plain. Low, wet, alluvial banks. Morgan 

 County, Cedar Plains. WalkerCounty (A'. ./. Smith). Tuscaloosa, .Montgomery, and 

 Mobile counties. Flowers cream color; June, .July. Conmiou. Trailing and climb- 

 ing oN'cr Imshcs. Perennial. 



Type locality: South Carolina. 



Herb. Geol. Surv. Herb. Mohr. 



ASCLEPIADACEAE. Milkweed Family. 

 ASCLEPIAS L. Sp. PI. 1 : 214. 17.53. 



Eighty-five species, i>ercnuial herbs, cooler temperate and tropical regions of both 

 hemispheres. North America, 55. 



Asclepias tuberosa L. Sp. PI. 1 : 217. 1753. Butterfly Weed. 



Kll. Sk. 1 : 325. Gray, Man. ed. 6, 340. Chap. Fl. 365. Grav, Svn. Fl. N. A. 2, pt. 1 : 

 89. Coulter, Contr. Nat. Herb. 2:265. 



Alleghenian, Carolinian, and Louisianian areas. Ontario; New England west to 

 Minnesota, Dakota, and Colorado, south to Florida, Texas, and Arizona. 



