438 Okder 70.— COMPOSITE 



late bracts; hds. coryrnbous ; ach. silky-pubescent. — Del. to Fla., common ia the 

 pino woods. Sts. 1 to 2f high. Branches usually 1 -flowered. Hds. 5 to 6" long 

 and wide. Pappus tawny-white. JL — Oct. (C. argentea Nutt.) 



2 C. oligantha Chap. Canescent with long silky hairs; lvs. lance-lincar and 

 linear, erect, entire, tapering to both ends; si. above, nearly naked; hds. few, 

 large ; pappus white ; ach. silky-villous.—ii. \Y. Ga. and Ha., in damp pino 

 woods. Height 1 to 2f. Hds. 1 to 6, a third larger thau in No. 1. lta} s spread- 

 ing 1*1 to 17", appearing in Apr. and May. 



3 C. pinifolia Ell. Glabrous, rigid; lvs. narrowly linear, rigid, creel, crowded, 

 the upper 'setaceous; hds. solitary, terminal, (XHyrnbous; ach. villous; pappus 

 reddish-brown, the outer scule-like, whitish. — Sandy bills, middle Ga. St. 1 to 2f 

 high. lids, nearly as large as in No. 2. Lower lvs. 3 to 5' long. Sept., Gvt. 



4 C. falcata Ell. Woolly and villous ; lvs. sessile, linear, very acute, sub/ukaie, 

 spreading, veins pilous on both sides; hds. small, in axillary corymbs ; invol. pil- 

 ous. — A low, leafy plant, in dry, sandy soils, near the sea, Mass. to N. J. St. 

 thick, leafy, about 8' high. Hds. small, bright yellow, in crowded, paniculate 

 corymbs. Raj 7 s It-toothed at the apex. Sept., Oct. (Inula falcata Ph.) 



5 C. Mariana Nutt. Silky-arachnoid; lvs. oblong-lanceolate, subentire, smooth 

 when old ; the upper sessile, acute, the lower spatulate and generally obtuso ; 

 corymb simple ; scales acute, viscidly -pubescent ; rays 15 to 20. — Sandy barrens, 

 N. J., Md. 10 Fla., common. St. and lvs. clothed with scattered, long, silky, de- 

 ciduous hairs. Plant about 2f high. Lvs. 1 to 2' long. Corymbs somewhat um- 

 beled; hds. few, large, 10 to 20-rayed, yellow, on viscid-glandular pec'.ui^lea. 

 Aug. — Oct. (Inula Mariana L.) 



6 C villosa Nutt. Erect, leafy, villous-pubescent, and strigous ; lvs. entire, ses- 

 sile, ciliate towards the base, lower ones oblong-spatulatc, upper oblong linear or 

 lanceolate; hds. large, solitary, and terminal, somewhat fastigiately coryrnbous; 

 scal'ss iinoar-subulate, strigous; raijs 20 to 30. — Prairies, 111. 1o Or. St. 1 to 2f 

 high. Lvs. 1 to 2' by 3 to 5", whitish and rough. Rays oblong-linear, entire, 

 golden-yellow. Jl. — Sept. (Amelias Ph. Diplopnppus Hook.) 



7 C. gossypina Nutt. Clothed throughout with a cottony (omentum ; lvs. oblong, 

 obtuso, entire, the lower spatulate, upper sessile; hds. solitary, coryrnbous; scales 

 woolly ; pappus tawny, the outer bristle-form, white. — Va. to Fla., in the bar- 

 rens. St. 1 to 2f high. Lvs. 1 to 2' long. Hds. larger than in No. 5, with 

 about 25 rays. Aug. — Oct. 



G C trichophylla Nutt. Clothed with long, weak hairs beloio, nearly ghtbroui 

 above ; lvs. narrowly oblong, obtuse. Otherwise as in No. 7. — N. Car. to Fla. and 

 La., in dry soils. Aug. — Oct. 



32. C0IO ZA, L. Ghat-bane. (Or. tMvojip, a gnat; the plant was 

 supposed to expel gnats and fleas.) Hds. discoid ; flowers all tubular, 

 those of the margin % ; of the centre £ or » ; scales in several rows ; re- 

 ceptacle flat or convex ; achenia compressed ; pappus one row of capil- 

 lary bristles. — Herbs chiefly tropical. Fls. yellow. 



C. sinuata Ell. Hairy and cinerous-pubescent ; lower lvs. sinuate-lobed, acute, 

 middle repand-dentate, upper linear, entire; hds. paniculate; fls. white, all fer- 

 tile ; ach. oblong, almost glabrous. — Charleston, S. C. and Savannah, Ga. (Pond), 

 common — "appearance of an Erigeron," (Elliott.) St. a foot or more high. Lvs. 

 narrow, 12 to 18' long. Florets very numerous (100 or more) in each head. 

 Pappus palo cinnamon color. Apr. — JL 



33. IN'ULA, L. Elecampane. (Ancient Lat. name.) Heads 

 many-flowered ; involucre imbricate ; ray-flowers numerous, $ , disk- 

 flowers £> ; receptacle naked ; pappus simple, scabrous ; anthers with 2 

 bristles at base. — If. Coarse European herbs, with alternate leaves and 

 yellow flowers. 



Helenium L. Lvs. amplexieaul ovate, rugous, downy beneath; invol. scalai 

 ovate. — Herb coarse-looking, in pastures and roadsides, N. Eng. to Hi Stem 4— 



