438 OBDKR 70. COMPOSITE. 



late Iracts ; hds. corymbons ; ach. silky-pubescent. Del. to Fla.. common in tha 

 .pine 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 ; Ivs. lance-linear and 

 linear, erect, entire, tapering to both ends; st. above, nearly naked; lids, few, 

 large; pappus white; ach. silky-villous.S. W. Ga. and Fla., in damp pine 

 woods. Height 1 to 2 Hds. 1 to 6, a third larger than in No. 1. Raj s spread- 

 ing 14 to 17", appearing in Apr. and May. 



3 C. pinifolia Kll. Glabrous, rigid; Ivs. narrowly linear, rigid, erect, crowded, 

 the upper setaceous; hds. solitary, terminal, corymbous; ach. villous; pappus 

 reddish-brown, the outer scale-like, whitish. Sandy" rf hills, middle Ga. St. 1 to 2f 

 high. Hds. nearly as large as in No. 2. Lower Ivs. 3 to 5' long. Sept., Oct. 



4 C. falcata Ell. Woolly and villous ; Ivs. sessile, linear, very acute, subjalcate, 

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

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



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

 corymbs. Kays :!-toothed at the apex. Sept., Oct. (Inula falcata Ph.) 



3 C. Mariana Nutt. Silky-arachnoid ; Ivc. oblong-lanceolate, subentire, smooth 

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

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

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

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

 beled; hds. few, large, 16 to 20-rayed, yellow, on viscid-glandular peduncles. 



- Aug. Oct. (Inula Mariana L.) 



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

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

 lanceolate; hds. large, solitarj', and terminal, somewhat fastigiately corymbous; 

 scales linear-subulate, strigous; rays 20 to 30. Prairies, 111. to 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. (Amellus Ph. Diplopappus" Hook.) 



7 C. goss^pina Nutt. Clothed throughout loith a cottony tomentum ; Ivs. ollong, 

 " obtuse, entire, the lower spatulate, upper sessile; lids, solitary, corymbous; 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 rajs. Aug. Oct. 



8 C. trichoplr/lla Nutt. Clothed with long, weak hairs below, nearly glabrous 

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



La., in dry soils. Aug. Oct. 



32. CONY ZA, L. GNAT-BANE. (Gr. Kwvo)0, 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 Ivs. 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. Lva. 

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



- Pappus pale cinnamon color. Apr. JL 



33. IFTULA, 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. 2 Coarse European herbs, with alternate leaves and 

 yellow r flowers. 



Helenium L. Lvs. amploxicaul, ovate, rugous, downy beneath; invol. scales 

 ovate. Herb coarse-looking, in pastures and roadsides, N. Bug. to 111. Stem 4 



