THISTLE FAMILY. 815 



Ell. Sk. 2 : 329. Gray, Man. ed. 6, 293. Chap. Fl. 24.5. firav, Syn. Fl. N. A. 1, pt. 

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



Allegheniau aud Caroliuian areas. Nova Scotia, Quebec, and Ontario to British 

 Columbia; New Eugland west to Miuuesota, southward from New York .ilong the 

 mountains to Georgia and Arkansas. 



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

 and Cullman counties. Lee County, Auburn {Earle^S' Baker). Bibb County, Pratt's 

 Ferry. Hale County, Havana (A'. J. -Smi^/f). May; not frequent. Perennial. 



Type locality : " Hab. in America boreali." 



Herb. Geol. Surv. Herb. Mohr. 



Senecio menimingeri Britton, 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 bipinnatitid, longer than the petioles, theseguuMits oblong or 

 obovatein outline, more or less cuueate at the base, coarsely toothed or inci.sed; stem 

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

 numerous; achenes pubescent. 



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

 leaf segnients." 



Carolinian area. North Carolina. 



Alabama: Mountain region. Metamorphlc hills. Dry rocky hills. Lee County, 

 Anburn ( Underwood 4' Karle). May 16, 1896. Rare. Perennial. 



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

 County, North Carolina, bj' K. K. Mennninger, 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, Svn. Fl. N. A. 1, pt. 

 2: 394. Coulter, Contr. Nat. Herl). 2 : 241. 



Carolinian and l^ouisianian 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 dam]) lauds of the Prairie region. Annual or biennial. 



Type locality: " Hab. in Caroliuae nemoribus." 



Herb. Geol. Surv. Herb. Mohr. 



Senecio vulgaris L. Sp. PL 2 : 867. 1753. Groundsel, 



Europe. 



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

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



Alabama: Adventive on ballast; seemingly persistent, .lune 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. PL 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. 



Alleghenian and Carolinian areas. New .Jersey aud 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; .lune. 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. i, pt. 

 2 : 395. 



