Order 106.— CHENOPODIACB^. 613 



bright-green ; rao. strict, spike-like, leafless ; seed shining, margin acute ; fruit 

 partly inclosed.—® Gardens, waste grounds, rare. (0. acutifolium Sm.) Plant 

 smooth, pale green or purplish. If or more high. Calyx minute, lobes obtuse, at 

 length spreading and the fruit naked. § Eur. 



2 C. h^bridum L. Erect, much branched ; Zus. petiolate (arojpfe), hroad, subcor- 

 date, acmnmate, deeply sinuate-angled, thin, glabrous, bright green, the terminal 

 lobe longest, all acuminate, upper deltoid ; rac. diffusely panicled, loose, leafless ; 

 seed rugous, dull ; fr. partly inolosed.-r(D A strong-scented, rigid herb, 2 to 4f 

 high, in waste grounds, N. Eng. to Ky., common. St. furrowed. Lvs. partly 



.ipalmate-veined, 3 to 5' by 2 to 4', petiole 1 to 2'. Els. sessile, greenish. Jl. 

 I Eur. 



3 C. mur^le L. Ascending, sulcate-angled, branched ; lvs. petiolate, ascending, 

 ovate-rhombic, acute at base, unequally and acutely toothed, thin, shining, bright 

 green ; rac. divaricate, subcorymbous, rather loose and leafless ; seed dull, rugous, 

 acute-edged, very flat; fr. almost inclosed. — (D Fields, gardens, north and south, 

 rare. St. 12 to 18' high. Lv& 2 to 3' by 1' to 18", subtriphveined, petiole 1'. 

 Els. mealy. Stam. exserted. Aug. § Eur. 



4 C. lirbicnm 1. /3. ehombifolium. Erect, angled, branched; to. petiolate, 

 ascending or erect, rhombic-triangular, acute, sinuaie-toothed, with long, acute teeth, 

 thin, green, the highest lance-linear, subentire; rac. long, erectrpanicled, rather 

 dense-flowered, nearly leafless ; seed shining, obtuse-edged; fr. partly inclosed. — (J) 

 St. 2 to 3f high, marked with green lines; branches suberect. Lvs. 2 to 3' long. 

 Rac. very strict. Cal. lobes obtuse, green. Stam. exserted. (C. rhombifohum 

 Muhl.) 



5 C. Boscianum Moq. Erect, branched; lvs. small, petiolate, divaricate, lance- 

 linear, very acute, thin, entire, glaucous-green above, canescent beneath ; spikes 

 loose, leafy ; seed shining, acute-margined ; fr. wholly inclosed. — CD Car. to Tex. 

 St. 18' to 2f high, slender, greon-striate, branches ascending. Lvs. 5" to 1' long, 

 1 to 2" wide. Els. minute, mealy, sessile. ' 



6 C. Albaia L. Pigweed. Erect, sulcate-striate, thinly branched; lvs. petio- 

 late, ascending, rhombic-ovate, ouneate at base, sinuate-toothed or subentire, thin, 

 pulverulent, pale green or whitish, upper oblong or lance-linear, entire ; rac. dense 

 or loose, subpaniculate, nearly leafless ; seed smooth and shining, acute-edged, 

 wholly inclosed. — (D The most common of weeds in fields and gardens. St. 2 to 4 

 to If high, beautifully striate with, green and purple. Branches subsimple, as- 

 cending. Lvs. 18 to 30" long, petiole a third as long. Els. mealy. Jl. — Sept. 

 (C. viride L., a greener, narrow-leaved var.) 



7 C. glaticuin. L. Prostrate or ascending, sulcate-striate, branched ; lvs. petio- 

 late, oblong or ovate-oblong, obtuse, sinuate-angled or remotely dentate, thin, pale 

 green above, mealy and white-glaucous beneath; rac. simple, leafless, rather 

 dense-flowered; seed shining, acute-edged, jsarWj/ CTc'07ed. — (DMass., Penn., rare. 

 Plant somewhat fleshy, If long, smooth. Lvs. 1 to 2' long. Calyx sometimes 

 abortively 2 of 3-lobed, and then the seed is erect. (Koch.) 



8 C. ambrosioldes L. Mexican Tea. Erect, sulcate, branched; lvs. short- 

 petioled, ascending, oblong, the upper attenuate at each end, acutish, remotely 

 sinuate-dentate or subentire, thin, puberulent, glandular beneath, light green, the 

 upper lance-Iiuear, very entire; rao. spike-like, dense-flowered, leafy; seed 

 smooth and shining, obtuse-edged; fruit wholly inclosed. — (J "WaysideSj waste 

 places. Plant yellowish green, pleasantly aromatic, 1 to 2f high. Jl., Aug. 

 § Mex. &c. 



9 C. anthelmfnticum L. "Worm-seed. Erect, angular, subsimple; lvs, ovate- 

 oblong, petiolate, acute, attenuate at base, deeply sinuate-serrate, the lower almost 

 piniiatifid, thin, smoothisb, glandular beneath, bright green; rao. spike-like, axil- 

 lary, subsimple, dense-flowered, leafless, paniculate above; sty. mostly 3; seed 

 smooth, shining, obtuse-margined; fruit wholly inclosed. — 2f In light soils, pas- 

 tures, and waste grounds, common south and west. Plant strongly aromatic, 1 

 to 3r high, with small branches (or none), forming a leafy panicle of leafless 

 spikes. Jn. — Aug. 



10 C. Botiys L. Oak of Jerusalem. Erect, sulcate-angled, much branched; 

 lvs. long-petioled, ascending, oblong, obtuse, sinuate-subpinnatlfld with obtuse 



