THISTLE FAMILY. 815 



Ell. Sk. 2 : 329. Gray, Man. ed. 6, 293. Chap. Fl. 245. Gray, Syn. Fl. N. A. 1, pt. 

 2: 391. Coulter, Contr. Nat. Herb. 2 : 242. 



Allegheniau and Carolinian areas. Nova Scotia, Quebec, and Ontario to British 

 Columbia; New England west to Minnesota, southward from New York along the 

 mountains to Georgia and Arkansas. 



ALABAMA: Mountain region to Central Pine belt. Dry hills, open woods. Lawrence 

 and Cullmau counties. Lee County, Auburn (Earle $ Baker). Bibb County, Pratt's 

 Ferry. Hale County, Havana (E. A. Smith). May; not frequent. Perennial. 



Type locality: "Hab. in America boreali." 



Herb. Geol. Surv. Herb. Mohr. 



Seiiecio memmingeri Brittou, Bull. Torr. Club, 25: 147. 1897. 



MEMMINGER'S BUTTER WEED. 



Glabrous, or nearly so, 1 to 2 feet high, with tufts of basal leaves which are 4 to 8 

 inches long, the blades bipinnatilid, longer than the petioles, the segments oblong or 

 obovateiu outline, more or less cuueate at the base, coarsely toothed or incised; stem 

 leaves similar, but usually more finely divided; corymbs 2 to 6 inches broad; heads 

 numerous; achenes pubescent. 



"Most closely related to Senecio niillefoUum, but clearly distinguished by the broader 

 leaf segments." 



Carolinian area. North Carolina. 



ALABAMA: Mountain region. Metamorphic hills. Dry rocky hills. Lee County, 

 Auburn ( Underwood <)' Earle). May 16, 1896. Rare. Perennial. 



Type locality : " The original specimens of this species were collected in Henderson 

 County, North Carolina, by E. R. Memminger, in 1887." 



Herb. Geol. Surv. 



Senecio lobatus Pers. Syn. 2 : 436. 1807. BUTTER WEED. 



Senecio lyratiis Michx. Fl. Bor. Am. 2 : 120. 1803. Not L. 



Ell. Sk. 2 : 332. Gray, Man. ed. 6, 293. Chap". Fl. 245. Gray, Syn. Fl. N. A. 1, pt. 

 2 : 394. Coulter, Coutr. Nat. Herb. 2 : 241. 



Carolinian and Louisianian areas. North Carolina to Florida, west to Texas, 

 Arkansas, Missouri, and southern Illinois. 



ALABAMA: Tennessee Valley to Coast. Bottom lauds, low fields. Flowers April, 

 May. Abundant in the rich damp lands of the Prairie region. Annual or biennial. 



Type locality : " Hab. in Carolmae nernoribus." 



Herb. Geol. Surv. Herb. Mohr. 



Senecio vulgaris L. Sp. PI. 2 : 867. 1753. GROUNDSEL. 



EUROPE. 



Boreal region to the Carolinian and Louisianian areas. Naturalized. Newfound- 

 land and Labrador, Hudson's Bay. Northern United States. 



ALABAMA: Ad ventiveo,u ballast; seemingly persistent. June to August. Annual. 



Type locality : "Hab. in Europae cultis, ruderatis, succulentis." 



Herb. Geol. Surv. Herb. Mohr. 



MESADBNIA Raf. Loud. Gard. Mag. 8 : 247. 1832. INDIAN PLANTAIN. 

 (CACALIA L. Sp. PI. 2:834. 1753.) 



About 12 species, perennial herbs, Northern Hemisphere. Temperate regions, 

 Europe, Asia. North America, 10; Atlantic, 9. 



Mesadenia reniformis (Muhl.) Raf. New Fl. 4 : 79. 1836. 



Cacalia reniformis Muhl. ; Willd. Sp. PI. 3 : 1735. 1804. GREATER INDIAN PLANTAIN. 



Gray, Man ed. 6, 294. Chap. Fl. 244. Gray, Syn. Fl. N. A. 1, pt. 2:395. 



Allegheniau and Carolinian areas. New Jersey and Pennsylvania to Ohio Valley, 

 Missouri, and Minnesota, south along the mountains to Georgia. 



ALABAMA: Mountain region. Rich calcareous hillsides. Blount County, near 

 Blount Springs. Flowers white; June. Local and infrequent. 



Type locality : "Hab. in Pensylvania." 



Herb. Geol. Surv. Herb. Mohr. 



Mesadenia atriplicifolia (L.) Raf. New Fl. 4 : 79. 1836. PALE INDIAN PLANTAIN. 



Cacalia atriplicifolia L. Sp. PI. 2 : 835. 1753. 



Ell. Sk. 2 : 310. Gray, Man. ed. 6, 294. Chap. Fl. 244. Gray, Syn. Fl. N. A. .1, pt. 

 2 : 395. 



