BUCKWHEAT FAMILY. 481 



Asarum virginicum L. Sp. PI. 1 : 442. 1753. Wild Ginger. Colic Root. 



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



AUesheniaii and Caroliuiaa areas. Virginia along the inouutaina to North Caro- 

 lina, Georgia, and eastern Tennessee. 



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

 TiiscsbloosaConnty (E. A. iSinith). Flowers maroon ; March, April; rare. 



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



Herb. Geol. Surv. Herb. Molu'. 



Asarum macranthum (Shuttlew. ) Small, Mem. Torr. Clnb, 5 : 136. 1894. 



Large-flowered Wild Ginger. 



Asarum virginicum var. grandijiorum Michs. ; Duchartre in DC. Prodr. 15 : 426. 1864. 



Asarum grandijiorum 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. SouTFIER^^ Wild Ginijer. 



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. (Joast 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 Carolinae inferioris." 



Herb. Mohr. 



POLYGONACEAE. Buckwheat Family. 



ERIOGONUM Michx. Fl. Bor. Am. 1 : 246. 1803. 



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

 the Pacific. Southeastern Atlantic States, 2. Herbs, chiedy 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, Ablteyville. Dale County, Ozark. 

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



Type locality: "Hab. in aridissimis, piaetis 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. Gray, 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. (ieol. Surv. Herb. Mohr. 



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

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



15894 31 



