Par? 1, 1916] CHENOPODIACEAE 23 
34. Chenopodium lanceolatum Muhl.; Willd. Enum. 291. 1809. 
Chenopodium viride 1. Sp. P1. 219, in part. 1753. 
Chenopodium album integerrimum S. F. Gray, Nat. Arr. Brit. Pl. 2: 285. 1821 
Chenopodium album lanceolatum Coss. & Germ. Fl. Paris 451. 1845. ° 
Erect annual, 4-15 dm. high, much branched, often simple below, the branches usually 
slender, ascending, obtusely angled, green, striate, glabrous or nearly so; petioles slender, 
one third to two thirds as long as the blades; leaf-blades lanceolate, lance-oblong, elliptic, or 
rarely ovate, 2-5 cm. long, 5-10 or rarely 20 mm. wide, obtuse or acutish at the apex, mucron- 
ulate, cuneate at the base, sometimes broadly so, the upper ones entire, the lower occasionally 
with a few low rounded teeth, rather thick, bright deep-green, glabrous or nearly so on the 
upper surface, sparsely and finely farinose beneath, the blades of the inflorescence little if at 
all reduced, narrowly elliptic or lanceolate; flowers in small glomerules, these in usually slender, 
interrupted, loose spikes or cymes; calyx sparsely farinose, at least in age, deeply cleft, the 
lobes green, whilec-margined, obtusely carinate, completely enclosing the fruit; pericarp ad- 
herent; seed horizontal, 1-1.2 mm. broad, nearly smooth, black, shining, the margin rounded. 
Type Locality: Pennsylvania. 
DistRIBUTION: Usually in waste or cultivated ground, Quebec to British Columbia and south- 
ward to Florida and Oklahoma; also in Europe and Asia. 
InLusTRations: Engl. Bot. pl. 1189 (as C. album viride); Moss, Cambr. Brit. Fl. pl. 159; 
Sturm, Deuts. Fl. 75: pl. 7; Pammel, Man. Pois. Pl. f. 203 (as C. album). 
35. Chenopodium paganum Reichenb. Fl. Germ. Exc. 579. 1832. 
Chenopodium viride Vahl, Fl. Dan. 20: 4. 1797. Not C. viride L. 1753. 
Chenopodium album viridescens St.-Amans, Fl. Agen. 105. 1821. 
Chenopodium album cymigerum Koch, Syn. Fl. Germ. 606. 1837. 
Chenopodium album rhombeum Peterm. Fl. Lips. 201. 1838. 
Chenopodium album paganum Syme, Engl. Bot. ed. 3. 8: 14. 1868. 
Botrys pagana Lunell, Am. Midl. Nat. 4: 305. 1916. 
Erect annual, 4-15 dm. high, much branched, the branches ascending, stout or slender, 
obtusely angled, striate, bright-green, often striped with red, glabrous or nearly so; petioles 
slender or stout, equaling the blades or often only half as long; leaf-blades ovate-rhombic, 
rhombic, or rarely ovate-oblong, 4-8 cm. long, obtuse or rounded at the apex, broadly cuneate 
to rounded at the base, coarsely and irregularly sinuate-dentate or sinuate-serrate, sometimes 
shallowly 3-lobed, or rarely subentire, thick, bright-green, glabrous, or very sparsely and 
minutely farinose beneath, the upper blades smaller, ovate to lanceolate, acute or acuminate, 
often cuspidate, usually entire; flowers in large glomerules, these in slender, much interrupted, 
loosely paniculate or cymose spikes, the inflorescence usually broad, lax, sparsely leafy; calyx 
sparsely farinose, deeply cleft, the lobes rounded-ovate, green, white-margined, sharply cari- 
nate, completely enclosing the fruit; pericarp adherent; seed horizontal, 1.3-2 mm. broad, 
nearly smooth, black, shining, the margin obtuse. 
Type LocaLity: Germany. . , . 
DISTRIBUTION: Europe, Asia, and northern Africa; adventive in North America from Alaska 
and British Columbia southward and eastward throughout the United States. 
ILLUSTRATIONS: Fl. Dan. pl. 1150 (as C. viride); Engl. Bot. ed. 3. pl. 1190; Moss, Cambr. 
Brit. Fl. pl. 158 (as C. album virescens); Reichenb. Ic. Fl. Germ. 24: pl. 242 (as C. album viride). 
36. Chenopodium album I. Sp. Pl. 219. 1753. 
Atriplex alba Crantz, Inst. 1: 206. 1766. 
Chenopodium candicans Lam. Fl. Fr. 3: 248. 1778. 
Chenopodium album spicatum Koch, Syn. Fl. Germ. 606. 1837. 
Vulvaria albescens Bubani, Fl. Pyren. 1: 176. 1897. 
Chenopodium album Collinsii Murr, Bull. Herb. Boiss. II. 4: 990. 1904. 
Botrys alba Nieuw]. Am. Midl. Nat. 3: 277. 1914. 
Botrys alba pauper Lunell, Am. Midl. Nat. 4: 305. 1916. 
Erect annual, 3-20‘dm. high, usually much branched, the branches stout or slender, 
ascending, sometimes from a spreading base, obtusely angled, striate, pale-green, mostly 
glabrate; petioles slender, one half to one third as long as the blades or rarely equaling them; 
leaf-blades oval-rhombic, rarely ovate or lanceolate, 2.5-8 cm. long, usually conspicuously 
