1895.] North American Amaranthacee. 159 
*Stigmas short, stout, nearly sessile: bractlets keeled and 
slightly crested. 
1. G. NEALLEYI Coult. & Fish. Bot. Gaz. 17: 349. 1892. 
Ascending from a fusiform root, having the habit of G. de- 
cumbens but easily distinguished by its subsessile stigmas, 
sepals indurated and more or less united at base.—In addi- 
tion to the type, which was collected at Corpus Christi by 
Nealley in 1889, two specimens have been seen: Texas on 
the Lower Rio Grande (Schott 1853 of Mex. Bound. Surv.); 
Mexico (Ervenberg 140 in 1858). Type in herb. J. M. 
Coulter and Nat. herb. 
**Stigmas filiform on a long style: bractlets keeled, more or 
less crested. 
+ Heads and flowers small. 
2. G. PRINGLEI Coult. & Fish. Bot. Gaz. 17: 349. 1892. 
Plant prostrate, many-stemmed from a long filiform root: 
stems rose-colored, very slender, dichotomously or trichoto- 
mously branched: bractlets broadly and laciniately crested: 
flowers very small.—Mexico. Type in herb. J. M. Coulter, 
with corresponding collection numbers in herb. Columbia 
College and J. D. Smith. 
3. G. DECUMBENS Jacq. Hort. Schoenbr. p/. 482. 
G. prostrata Desf. Hort. Par. app. 219. 1804, non Mart. 
Stem procumbent (sometimes nearly erect), much branched, 
mostly dull gray or brownish in color: heads globose to glo- 
bose-cylindrical according to age, dirty white or sometimes 
roseate: bractlets obtuse, keeled and crested, scarcely longer 
than the obtuse sepals.—Texas, West Indies and Mexico. 
Type unknown. 
4. G. NITIDA Rothr. Wheeler’s Rep. Bot. Geogr. Surv. 6: 
233. 1878. 
G. globosa albiflora Moq. DC. Prodr. 13%: 409. 1849. 
Nearest in habit and appearance to G. decumbens, but mostly 
€rect (sometimes procumbent), and rather stouter, with heads 
rather larger and mostly more globular, pearly white or rose- 
colored, flowers larger with long sharp bractlets and sepals, 
the former crested and sharply laciniate, one-third longer than 
the sepals.—Southern Arizona and nothern Mexico. Roth- 
rock’s specimen no. 520, collected in the Chirricahua Mts., 
Arizona, in 1874, is in the National herbarium. Moquin’s 
