394 COMPOSITE. • Senecio. 



nopus, Nutt. Trans. Am. Phil. Soc. I. c. ; Torr. & Gray, 1. c. ; a form with leaves deeply aud 

 eveu doubly piimatifid. — Low ground, Califoruia, from Santa Barbara southward. (Lower 

 Calif.) 



S. multilobatus, Torr. & Gray. Early glabrate aud smooth, a foot or two high from a 

 wiuter-auuual or bieunial root, naked and ofteu In-anching above, hearing numerous corym- 

 bosely eymose heads : radical and lower eauline leaves lyrate, aud the divisions dentate ; 

 upper pinnately parted, their mostly numerous divisions narrowly cuneate, incised or 2-3- 

 lobed at the apex : involucre 3 lines high, nearly or quite naked at base : rays 3 or 4 lines 

 long: akenes slightly hispidulous or glabrate. — PI. Feudl. 109, excl. var. pi. Coulter, which 

 is probably S. Douglusii S. Tampicanus, Gray, PI. Wriglit. ii. 89, perhaps also i. 109. 

 S. aureus, var. multilobatus, Gray, Bot. Calif. 1. c, partly. — 8. Utah, Arizona, aud western 

 borders of Texas, Fremont, Wricjht, Palmer, &c. 



S. lobatus, Pers. (Butter-weed.) Lightly floccose-tomentose when very young, early 

 glabrous, very smooth, soft-succulent or tender : stem fistulous, 1 to 3 feet high, .sometimes 

 depauperate and slender, commonly brandling, and bearing compound or paniculate cymes : 

 leaves lyrately parted or divided, irregular and variable ; divisions from roundish to cuneate 

 or oblong, obtusely sinuate-lobed or tootlied : involucre barely 3 lines high, nearly naked at 

 base : rays 6 to 12 : akenes minutely hispidulous on some of the angles. — Syn. ii. 436 ; Ell. 

 Sk. ii. 332; Torr. & Gray, 1. c. S. I'jratus, Michx. Fl. ii. 120, not L., &c. S. (jhihellus, Poir. 

 Diet. vii. 102. S. Carolmianus, Spreng. Syst. iii. 559. S. Mississippianus, DC. Prodr. vi. 427. 

 S. denslflorus, Martens, Bull. Acad. Brux. viii. 67. S. Schiveiiiitzianus, Nutt. in Trans. Am. 

 Phil. Soc. vii. 411. S. imparipinnatus, Klatt in Naturf. Gesellsch. Ilalle. xv. — Wet grounds, 

 in the low country, N. Carolina to Texas, common. (Adj. Mex.) 



* * Indigenous, of northern range : heads obvioush' radiate: akenes glabrous : pappus elongated. 

 S. palustris, Hook. Loosely woolly or villous with long and many-jointed hairs, in age 

 sometimes glabrate : stem 6 to 20 inches high from an annual or biennial root, leafy, usually 

 stout : leaves broadly lanceolate, from sinuate-dentate to pinnatifid-laciniate, cauline sessile 

 by a cordate or auriculate partly clasping base : heads crowded in a glomerate or corymbi- 

 form cyme, in flower only 4 lines long, and with short light-yellow rays, in fruit with pappus 

 half-inch or more long : involucre naked at base. — Fl. i. 334 ; DC. Prodr. vi. 363 ; Torr. & 

 Gray, FL ii. 438. S. Kalmii, Less, in Linn. vi. 244, not Nutt., which is only a changed name 

 for Cineraria Canadensis, L. Cineraria palustris, L. Spec. ed. 2, 1243; Fl. Dan. t. 573; 

 Schkuhr, Handb. t 246. C. com/esta, R. Br. in Parry, Voy., Richards., &c., only an arctic 

 and woolly condensed form, var. cowjestus. Hook. 1. c. — Wet ground, N. Wisconsin, Iowa, 

 and Minnesota to the Arctic sea-coast, N. Alaska, &c. (N. Asia, Eu.) 



* * * Naturalized annual weeds from Europe: raj's none or minute. 



S. stlvAticus, L. Slender, glabrate or somewhat pubescent, a span to a foot or more high : 

 leaves u.sually pinnatifid : heads 3 or 4 lines high, narrow, nearly naked at base, bearing a few 

 rays with inconspicuous ligule not surpassing the disk: akenes canescent. — Engl. Bot. 

 t. 748 ; Fl. Dan. t. 869. — Waste grounds, of sparing occurrence in Nova Scotia and coast 

 of California. (Nat. from. Eu.) 



S. VULGARIS, L. (Groundsel.) Stouter, more branchy and leafy to the top, glahrate : leaves 

 incisely pinnatifid, the oblong or roundish lobes and the sinuses sharply toothed : heads 

 tliicker, 4 or 5 lines high : tips of the involucral bracts and the .short calyculate ones at base 

 blackish: rays none: akenes canescently puherulent. — Engl. Bot. t. 747 ; Fl. Dan. t. 513; 

 Pursh, Fl. ii. 528. — Waste grounds and cult, fields, not rare on hoth the Northern Atlantic 

 and Pacific coasts. (Nat. from Eu.) 



S. viscosus, L. Coarser, viscid-pubescent, strong-scented : leaves once or twice pinnatifid : 

 heads rather larger, more pedunculate : involucre sparingly and slenderly bracteolate at 

 base, its bracts not black-tipped : rays with inconspicuous ligule : akenes glabrous. — Engl. 

 Bot. t. 32 ; Fl. Dan. t. 1230. — Waste grounds on coast of New England, near Providence 

 and Boston. (Nat. from Eu.) / / / J-,^^ K 



193. CACALIA, L, Indian Plantain. (Ancient Greek name of som- 

 Senecioneous plant, perhaps Coltsfoot.) — Perennial herbs, not fleshy (some 

 shrubby in the tropics), natives of America and Asia in the northern hemisphere, 



