BUCKWHEAT FAMILY. , 481 



Asarum virgmicum L. Sp. PI. 1: 442. 1753. WILD GINGER. COLIC ROOT. 



Ell. Sk. 1 : 532. Gray, Man. ed. 6, 445. Chap. Fl. 371. 



Alleghenian and Carolinian areas. Virginia along the mountains to North Caro- 

 lina, Georgia, and eastern Tennessee. 



ALABAMA: Mountain region to Lower hills, Rich shaded copses and hillsides. 

 Tuscaloosa County (E. A. Smith). Flowers maroon; March, April; rare. 



Type locality : " Hab. in Virginia, terra Mariana, Carolina." 



Herb. Geol. Surv. Herb. Mohr. 



Asarum macranthum (Shuttle w.) Small, Mem. Torr. Club, 5 : 136. 1894. 



LARGE-FLOWERED WILD GINGER. 



Asarumvirginicumv&T. grandiftorum Michx. ; Duchartre in DC. Prodr. 15 : 426. 1864. 



Asarum grandiftorum Small, Mem. Torr. Club, 4 : 150. 1894. Not Klotzsch. 



Homotropa macranthum Shuttlew. ; Small & Heller, Mem. Torr. Club, 3 : 11. 1892. 

 As synonym. 



Carolinian area. West Virginia to northern Alabama. 



ALABAMA: Higher mountain ranges. Rocky shaded banks, Dekalb County. On 

 Lookout Mountain, near Mentone 1,800 to 2,000 feet. June 3. Only locality known 

 in the State. Flowers purple brown ; bright-spotted inside. 



Type locality: "Collected by Rugel in 1841 on the Broad River, N. C." 



Herb. Geol. Surv. Herb. Mohr. 



Asarum arifolium Michx. Fl. Bor. Am. 1: 279. 1803. SOUTHERN WILD GINGER. 



Ell. Sk. 1:532. Gray, Man. ed. 6, 445. Chap. Fl. 371. 



Carolinian and Louisianian areas. West Virginia and eastern Tennessee to the 

 low country of the Atlantic and Gulf States, west to Louisiana. 



ALABAMA: Central Pine belt. Coast plain. Rich shaded hillsides. Tuscaloosa, 

 Clarke, Mobile, and Baldwin counties. Flowers maroon. March; common. 



Economic uses : The root of the several species is used medicinally under the 

 names of "wild ginger" and "colic root." 



Type locality: "Hab. in umbrosis sylvis Caroliuae inferioris." 



Herb. Mohr. 



POLYGONACEAE. Buckwheat Family. 



ERIOG-ONUM Michx. Fl. Bor. Am. 1 : 246. 1803. 



About 100 species, almost exclusively confined to the Sonoran area from Texas to 

 the Pacific. Southeastern Atlantic States, 2. Herbs, chiefly perennial. 



Erigonum tomentosum Michx. Fl. Bor. Am. 1 : 246. 1803. DOWNY ERIOGOXUM. 



Ell. Sk. 1 : 465. Chap. Fl. 392. 



Louisianian area. South Carolina, Georgia, western Florida. 



ALABAMA : Upper division of Coast Pine belt. Dry sandy pine ridges in the 

 so-called wire-grass counties. Henry County, Abbeyville. Dale County, Ozark. 

 Geneva County (E. A. Smith). Flowers white. August to October; not rare. 



Type locality: "Hab. in aridissimis, pinetis Carolinae et Georgiae." 



Herb. Geol. Surv. Herb. Mohr. 



RUMEX L. Sp. PI. 1 : 333. 1753. DOCK. 



About 100 species, cosmopolitan in the Northern Hemisphere. North America, 20. 

 Eastern States and adjoining Provinces of Canada, 9. Herbs mostly perennial. 



Rumex acetosella L. Sp. PI. 1 : 338. 1753. SAND SORREL. 



Ell. Sk. 1:415. Grav, Man. ed. 6, 439. Chap. Fl. 386. Coulter, Contr. Nat. Herb. 

 2:379. 



EUROPE. 



Canadian zone to Louisianian area. Naturalized over the continent. 



ALABAMA: Over the State. In light sandy soil, waste places, worn-out fields. 

 Flowers reddish. April, May. An abundant and troublesome weed. Annual. 



Type locality: " Hab. in Europae pascuis et arvis arenosis." 



Herb. Geol. Surv. Herb. Mohr. 



1 William Trelease, The species of Rumex north of Mexico, Report Mo. Bot. Gard., 

 vol. 3, pp. 74 to 95. 1892. 



15894 31 



