362 
sate keeled deciduous bracts, calyx of 5 subequal very pilose sepals, 5 
free stamens, very short roundish style, and an emarginate 2 or 3-lobed 
stigma. 
1. G. rigidiflorus Hook. Stems procumbent, diffusely branched: stem leaves 
secund, 4 to 8 mm. long, acute, tapering to a rather broad base: flowers in axillary 
clusters, densely covered with jointed cottony hairs: sepals membranaceous: fila- 
ments narrow, a little longer than the oblong anthers: stigma 2-lobed: fruit oblong- 
ovate, 2mm. long.—Southern Texas, from Bluffton to Laredo, 
2. G. tenuiflorus Hook. Stems procumbent, diffuse: leaves glabrows on both 
sides, the radical subspatulate-lanceolate, the cauline lanceolate: flowers densely 
lanate: sepals narrowly lanceolate-linear: filaments dilated: fruit ovate, 1.5 mm. long, 
greenish: otherwise like the last.—Texas and Mexico. 
9. GOMPHRENA L. (GLOBE AMARANTH.) 
Erect or prostrate herbs, hirsute or villous, with usually swollen 
nodes, sessile or short-petioled entire leaves, usually solitary and ses- 
sile heads, perfect flowers, 5-parted or 5-cleft calyx often villous below, 
coneave lanceolate segments (seldom obtuse), and stainen-tube 5-cleft 
with emarginate or 2-cleft lobes. 
* Stigmas short, subsessile: heads subtended by leaves. 
1. G. Nealleyi Coult. & Fisher. Ascending, 14 to 20 cm. high, loosely long-vil- 
lous, from a fusiform root: leaves spatulate, mucronulate, glabrate above, half- 
clasping, 3 to 3.5 cm. long, the upper ovate and much smaller: pedunele terminal, 
about 11 em. long: heads rose-tinted, sessile, dense, oblong or obovate, 2 cm. or more 
long, subtended by 2 large leaves: flowers 5mm. long: bractsovate, acute, halfas long 
as the keeled and slightly crested acute bractlets: sepals linear-lanceolate, slightly 
cleft, densely woolly below, little shorter than the bractlets: stamen-tube united 
to the top, with linear-oblong exserted anthers: stigmas 2, minute, spreading.— 
Corpus Christi. Nealley 420, referred to G. nitida Roth. in Contr. Nat. Herb, 1, 48, 
** Stigmas filiform on style: heads subtended by leaves. 
2. G. nitida Rothrock. Erect, 12 to 28 em. high, branching, somewhatsilky-hairy: 
leaves oblong-spatulate, 2.5 to 8 cm, long, obtuse, mucronulate, cinereous: heads 
pearly white, sessile or nearly so, subtended by 2 (or more) large leaves: bracts 
somewhat lacerate-toothed or crested, very acute: sepals very acute, abundantly 
hairy below, somewhat shorter than the bracts: stamen-tube united to the top; 
anthers oblong: style three-fourths as long as the stamen-tube. (G. globosa, var. 
albiflora Moq.)—On the Cibola and other tributaries of the Rio Grande, 
3. G. tuberifera Torr. Scareely pilose: root fusiform, fleshy and farinaceous, 4 
to Gem. long: stems erect, 3 to 6dm. high, sparingly branched: leaves lanceolate- 
linear, sessile, mucronulate, cinereous: peduncle elongated, simple: head globose or 
ovate, solitary, subtended mostly by 2 leaves: flowers shining, whitish rose: calyx 
about equaling the narrowly keeled broadly crested bracts; sepals very acute, 
1-nerved, very villous: style (together with stigmas) half as long as the stamen- 
tube.—On the rocky banks of the San Pedro and other western tributaries of the 
Rio Grande. 
4.G@. decumbens Jacq. Stems procumbent, 3to4 dm. long, lanate, much branched: 
leaves oblong, obtuse, mucronulate, attenuate below into a half-clasping petiole: 
peduncle simple: heads erect, subglobose, tinally globose-cylindrical, 8 to 18 mm. long: 
flowers shining, whitish rose: bracts ovate, acuminate, half as long as the keeled 
crested bractlets: sepals shorter than the bracts, l-nerved, the exterior obtuse and 
