ORDER 70. COMPOSITE. 463 



4 C. diversifolia Torr. & Gr. Plant not glaucous; st. striae-angled; lower Ivs. 

 ovate, obtuse, repand-toothed, upper 3 to 5-lobed, somewhat hastate; hds., corymbs 

 and fls. as in the preceding (of which it seems to be a variety). Swamps along 

 the Chattahoochie, Fla. Plant 2 to 3f high. May. 



5 C. tuberosa Xutt. St. angular-sulcate ; Ivs. oval or ovate, strongly 5 to 7- 

 veined, obtuse or subacute, entire or repand-denticulate, not glacous, lower ones 

 tapering into long petioles, upper ones on short petioles ; hds. in compound cor- 

 ymbs. Marshes, "W. States. St. 2 to 5f high, branched above. Lvs. rather thick, 



3 to 7' long, as wide, veins converging to the apex. Hds. oblong, 5-leaved and 

 5-flowered, white. May. Jl. 



6 C. ovata E1L St. terete; Ivs. glaucous beneath, 3 to 5-veined, ovate and oval, 

 entire or undulate-margjned, contracted at base into petioles ; corymb fastigiate. 

 Macon, Ga. v (Mettauer), Ala., Fla., in moist woods. St smooth, glaucous, 3 to 4f 

 high. Lower Ivs. on long petioles, rather obtuse ; upper ones nearly sessile, 

 rather acute. Scales broad-linear, acute. JL Aug. 



7 C. lanceolata Nutt St. terete; Ivs. glaucous beneath, 3-veined, lanceolate and 

 lance-linear, entire or with few sharp teeth, lower tapering to petioles, upper 

 sessile ; corymb simple. Wet grounds, Ga. Fla. St. 4 to Gf high. Lvs. below 



4 to 6' long, diminishing upwards. Scales linear, acute. Aug., Sept. 



8 C. coccinea Curt. TASSEL FLOWER. Radical Ivs. ovate-spatulate, cauline 

 amplexicaul crenate ; invol. ovate-cylindric, scales linear, at length reflexed ; aclu 

 ciliate ; pappus in several rows. A pretty garden flower, native of the E. Ind., 

 &c. St. If or more high. Fls. bright scarlet. Jn. Sept. A bed or patch sown 

 thickly makes a fine appearance. (Emilia sagittata, DC.) 



85. CINERARIA, Less. (Lat. cinereus, ash-colored; for its soft, 

 white down.) Hds. radiate ; rays pistillate ; invol. scales in one row, 

 scarious on the margin ; recept. naked, flat ; ach. beakless,' obcom- 

 pressed; papp. capillary. Greenhouse shrubs with mostly alternate 

 leaves. 



1 C. amelloides "Willd. Leaves opposite, ovate, smooth; peduncles each 

 bearing a single head with blue rays. Shrubby, 2 to 3f high. \ S. Africa. 



2 C. speciosa Schrad. Lvs. alternate, reniform, denticulate, on inflated 

 petioles ; hds. in a simple raceme terminating the simple stem, with yellow rays. 

 Shrub 4 to 6f high, f Siberia. 



3 discolor Willd. Lvs. alternate, oblong-lanceolate, acuminate, denticulate, 

 smooth, white beneath ; hds. corymbous, with yellow rays. Shrub 3 to 4f high, 

 f Jamaica. 



4 C. lanata "Willd. Lvs. roundish. 7-angled, cordate, woolly beneath ; hds. 

 solitary on each peduncle; rays white within, of a vivid purple outside. f Ca- 

 naries. Very beautiful. 



5 C. populifolia H. K. Lvs. somewhat angular, cordate, downy beneath, the 

 petioles appendaged; hds. corymbous; rays red. The florists have * produced 

 many hybrids of superior beauty ; as the Rosy Morn, Jenny Lind, Vicar of Wake- 

 field, &c. 



86. SENE'CIO, L. GROUNDSEL. (Lat. senex, an old man ; the word 

 is synonymous with Erigeron.) Involucre of many equal scales or 

 invested with a few shorter ones at base ; flowers all tubular, , or 

 usually radiate and rays $ ; receptacle not chaffy ; pappus simple, cap- 

 illary and copious. A vast genus embracing 600 species of herbs and 

 shrubs. Lvs.. alternate. Fls. mostly yellow, exceeding the invol. 



Heads discoid. Root annual X\>. 1 



Heads radiate. Radical leaves undivided. Achenia glabrous Nos. 2, 3 



Radical leaves undivided. Achenia pubescent Nos. 4. 5 



Radical leaves divided, as well as the cauline Nos. 6 * 



1 S. vulgaris L. St. paniculate, erect, angular; Ivs. sinuate- pinnatifid, dentate, 

 amplexicaul. (J) A weed growing about houses, in waste grounds, rubbish, &c. 

 X. States. St 18' high, leafy, branching, generally smooth. Lvs. alternate, 



