[Vor. 3 
116 ANNALS OF THE MISSOURI BOTANICAL GARDEN 
Specimens examined : 
Indiana: without definite locality, Clapp (Gray Herb.), 
TYPE. 
Virginia: shaded rocks, Bedford Co., 9 May, 1871, A. H. 
Curtiss (Gray Herb.). 
Kentueky: flat wet barrens, Henderson Co., 5 May, 1842, 
Short (Phil. Acad. Nat. Sci. Herb.). 
Tennessee: marsh, Jackson, 15 April, 1893, Bain 421 (Gray 
Herb.). 
Missouri: Monteer, 27 April, 1907, Bush 4337 (Mo. Bot. 
Gard. Herb.). 
Arkansas: in woods, Fulton, 15 April, 1902, Bush 1356 
(Gray Herb., U. S. Nat. Herb., and Mo. Bot. Gard. Herb.) ; on 
low ground, Fulton, 17 April, 1905, Bush 2355 (Mo. Bot. Gard. 
Herb.) ; Judsonia, 15 May, 1877, Reynolds (Field Mus. Herb.) ; 
Texarkana, 16 May, 1901, T'release (Mo. Bot. Gard. Herb.) ; 
without definite locality, Dr. Pitcher (Phil. Acad. Nat. Sci. 
Herb.). 
49. S. Cardamine Greene, Bull. Torr. Bot. Club 8:98. 1881; 
Gray, Syn. Fl. N. Am. 1? :390. 1884, and ed. 2, 1886; Greenm. 
Monogr. Senecio, I. Teil, 24. 1901, and in Engl. Bot. Jahrb. 
32:20. 1902; Wooton & Standley, Contr. U. S. Nat. Herb. 
19:747. 1915. 
A low herbaceous perennial, glabrous throughout or slightly 
tomentulose in the leaf-axils; roots fibrous; stems one to sev- 
eral from a stoutish rootstock, 1 to 3.5 dm. high; leaves mostly 
radical, petiolate, round-ovate, 1 to 5 em. long and broad, 
deeply eordate, erenate, green above, purple-tinged beneath; 
petioles 2 to 9 em. long; stem-leaves 1 to 3, more or less am- 
plexicaul, the uppermost sessile and much reduced; heads few, 
1 to 3, about 1 em. high, radiate; involucre campanulate, spar- 
ingly ealyculate; bracts of the involucre lanceolate, 6 to 8 mm. 
long; ray-flowers 8 to 10, rays yellow; disk-flowers numerous, 
achenes glabrous. 
Distribution: mountains of southwestern New Mexico. 
Specimens examined: 
