1894.] North American Species of Amaranthus. 269 
indehiscent.—Texas, from Austin and Big Springs to the Rio 
Grande, and northeastern Mexico. 
These forms have been known as A. folygonotdes, but the more 
leafy smaller habit, more minute glomerules, smaller darker flowers, 
di I sepals and uniformly dehiscent utricle 
I 
2. A. URCEOLATUS Benth. Bot. Voy. Sulph. 158. 1844. 
Amblogyne urceolata Gr. Proc. Am. Acad. 5; 168. 1861. 
Slightly branched: leaves rather small and narrow: sepals 
of female flower unequal in width, the two exterior with 
slightly narrowed tri-carinate claw; lacinee with spatulate or 
orbicular laminz, the three interior with strongly narrowed 
uni-carinate claw, all with entire or slightly crenulate margin 
with green branching nerves: utricle indehiscent.—The — 
Species not reported from North America, but represented by 
three varieties. 
slender petioles. € more vigorous vegetative character 1s prob- 
ably due to growing in gardens. . 
“Var. OBCORDATUS (Gray). 
Amblogyne urceolata var. obcordata.Gr. Proc. Am. Acad. 5: 169. 1861. 
Lamina or dilated summit of sepals strongly notched and 
nearly obcordate.—Western Texas and New Mexico. 
Var. Jonesii, n. var. 
Plant dwarfed, branching at base, erect, spreading, 7 to 
15" high: stem slender, smooth, purple: leaves scattered, 
oblanceolate to linear, 1.5 to 2™ long: flowers bright purple: 
Staminate sepals 5: stamens 3: sepals of pistillate flowers 
Sey narrowed below, white-margined, with one slightly 
tanched bright purple mid-vein: utricle purple, narrowly 
oblong, thin indehiscent.—Collected at Bowie, Arizona, in 
1884 by Marcus E. Jones. 
++ ++ Utricle dehiscent by a circumsctssile line. 
3. A. POLYGoNoIDES L. Pl. Jam. Pugill. 2: 27. 1759: 
Amél, ie 
ogyne polygonoides Raf. Fl. Tellur. 42. 1836. , 
Amarantus’ polygonoides Hemsley Biol. Cent, Amer. 3: 14. 1882, in part. 
